diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,8 @@
 # Changelog
 
+## 0.7.4 (2020-03-15)
+- add 'koji' release target: downloads latest branched compose from kojipkgs
+
 ## 0.7.3 (2020-02-11)
 - fix CHECKSUM512 detection (for respins)
 
diff --git a/Main.hs b/Main.hs
--- a/Main.hs
+++ b/Main.hs
@@ -27,7 +27,8 @@
 
 import Paths_dl_fedora (version)
 
-import SimpleCmd (cmd_, cmdN, error', grep_, pipe_, pipeBool, pipeFile_)
+import SimpleCmd (cmd_, cmdN, error', grep_, pipe_, pipeBool, pipeFile_,
+                  removePrefix)
 import SimpleCmdArgs
 
 import System.Directory (createDirectory, createDirectoryIfMissing,
@@ -79,15 +80,16 @@
 data CheckSum = AutoCheckSum | NoCheckSum | CheckSum
   deriving Eq
 
-dlFpo, downloadFpo :: String
+dlFpo, downloadFpo, kojiPkgs:: String
 dlFpo = "https://dl.fedoraproject.org/pub"
 downloadFpo = "https://download.fedoraproject.org/pub"
+kojiPkgs = "https://kojipkgs.fedoraproject.org/compose"
 
 main :: IO ()
 main = do
   let pdoc = Just $ P.vcat
              [ P.text "Tool for downloading Fedora iso file images.",
-               P.text ("RELEASE = " <> intercalate ", " ["release number", "respin", "rawhide", "test", "or stage"]),
+               P.text ("RELEASE = " <> intercalate ", " ["release number", "respin", "rawhide", "test", "stage", "or koji"]),
                P.text "EDITION = " <> P.lbrace <> P.align (P.fillCat (P.punctuate P.comma (map (P.text . map toLower . show) [(minBound :: FedoraEdition)..maxBound])) <> P.rbrace),
                P.text "",
                P.text "See <https://fedoraproject.org/wiki/Infrastructure/MirrorManager>",
@@ -99,7 +101,7 @@
     <*> checkSumOpts
     <*> switchWith 'n' "dry-run" "Don't actually download anything"
     <*> switchWith 'r' "run" "Boot image in Qemu"
-    <*> mirrorOpt
+    <*> optional mirrorOpt
     <*> strOptionalWith 'a' "arch" "ARCH" "Architecture [default: x86_64]" "x86_64"
     <*> optionalWith auto 'e' "edition" "EDITION" "Fedora edition [default: workstation]" Workstation
     <*> strArg "RELEASE"
@@ -107,20 +109,26 @@
     mirrorOpt :: Parser String
     mirrorOpt =
       flagWith' dlFpo 'd' "dl" "Use dl.fedoraproject.org" <|>
-      strOptionalWith 'm' "mirror" "HOST" "Mirror url for /pub [default https://download.fedoraproject.org/pub]" downloadFpo
+      strOptionWith 'm' "mirror" "HOST" "Mirror url for /pub [default https://download.fedoraproject.org/pub]"
 
     checkSumOpts :: Parser CheckSum
     checkSumOpts =
       flagWith' NoCheckSum 'C' "no-checksum" "Do not check checksum" <|>
       flagWith AutoCheckSum CheckSum 'c' "checksum" "Do checksum even if already downloaded"
 
-program :: Bool -> CheckSum -> Bool -> Bool -> String -> String -> FedoraEdition -> String -> IO ()
-program gpg checksum dryrun run mirror arch edition tgtrel = do
+program :: Bool -> CheckSum -> Bool -> Bool -> Maybe String -> String -> FedoraEdition -> String -> IO ()
+program gpg checksum dryrun run mmirror arch edition tgtrel = do
+  let mirror =
+        case mmirror of
+          Nothing | tgtrel == "koji" -> kojiPkgs
+          Nothing -> downloadFpo
+          Just _ | tgtrel == "koji" -> error' "Cannot specify mirror for koji"
+          Just m -> m
   home <- getHomeDirectory
   dlDir <- getUserDir "DOWNLOAD"
   setDownloadDir dlDir home
   mgr <- httpManager
-  (fileurl, filenamePrefix, (masterUrl,masterSize), mchecksum, done) <- findURL mgr
+  (fileurl, filenamePrefix, (masterUrl,masterSize), mchecksum, done) <- findURL mgr mirror
   downloadFile done mgr fileurl (masterUrl,masterSize) >>= fileChecksum mchecksum
   unless dryrun $ do
     let localfile = takeFileName fileurl
@@ -142,11 +150,11 @@
       when dirExists' $ setCurrentDirectory dlDir
 
     -- urlpath, fileprefix, (master,size), checksum, downloaded
-    findURL :: Manager -> IO (String, String, (String,Maybe Integer), Maybe String, Bool)
-    findURL mgr = do
+    findURL :: Manager -> String -> IO (String, String, (String,Maybe Integer), Maybe String, Bool)
+    findURL mgr mirror = do
       (path,mrelease) <- urlPathMRel mgr
-      -- use http-directory trailing (0.1.6)
-      let masterDir = dlFpo </> path <> "/"
+      -- use http-directory trailingSlash (0.1.7)
+      let masterDir = (if tgtrel == "koji" then kojiPkgs else dlFpo) </> path <> "/"
       hrefs <- httpDirectory mgr masterDir
       let prefixPat = makeFilePrefix mrelease
           selector = if '*' `elem` prefixPat then (=~ prefixPat) else (prefixPat `isPrefixOf`)
@@ -194,7 +202,7 @@
 
           findMirror masterUrl path file = do
             url <-
-              if mirror == dlFpo then return masterUrl
+              if mirror `elem` [dlFpo,kojiPkgs] then return masterUrl
                 else
                 if mirror /= downloadFpo then return $ mirror </> path
                 else do
@@ -234,6 +242,7 @@
         "rawhide" -> return ("fedora/linux/development/rawhide" </> subdir, Just "Rawhide")
         "test" -> testRelease mgr subdir
         "stage" -> stageRelease mgr subdir
+        "koji" -> kojiCompose mgr subdir
         rel | all isDigit rel -> released mgr rel subdir
         _ -> error' "Unknown release"
 
@@ -241,7 +250,7 @@
     testRelease mgr subdir = do
       let path = "fedora/linux" </> "releases/test"
           url = dlFpo </> path
-      -- use http-directory-0.1.6 removeTrailing
+      -- use http-directory-0.1.7 noTrailingSlash
       rels <- map (T.unpack . T.dropWhileEnd (== '/')) <$> httpDirectory mgr url
       let mrel = listToMaybe rels
       return (path </> fromMaybe (error' ("test release not found in " <> url)) mrel </> subdir, mrel)
@@ -250,11 +259,21 @@
     stageRelease mgr subdir = do
       let path = "alt/stage"
           url = dlFpo </> path
-      -- use http-directory-0.1.6 removeTrailing
+      -- use http-directory-0.1.7 noTrailingSlash
       rels <- reverse . map (T.unpack . T.dropWhileEnd (== '/')) <$> httpDirectory mgr url
       let mrel = listToMaybe rels
       return (path </> fromMaybe (error' ("staged release not found in " <> url)) mrel </> subdir, takeWhile (/= '_') <$> mrel)
 
+    kojiCompose :: Manager -> FilePath -> IO (FilePath, Maybe String)
+    kojiCompose mgr subdir = do
+      let path = "branched"
+          url = kojiPkgs </> path
+          prefix = "latest-Fedora-"
+      latest <- filter (prefix `isPrefixOf`) . map T.unpack <$> httpDirectory mgr url
+      let mlatest = listToMaybe latest
+      return (path </> fromMaybe (error' ("koji branched latest dir not not found in " <> url)) mlatest </> "compose" </> subdir, removePrefix prefix <$> mlatest)
+
+    -- use https://admin.fedoraproject.org/pkgdb/api/collections ?
     released :: Manager -> FilePath -> FilePath -> IO (FilePath, Maybe String)
     released mgr rel subdir = do
       let dir = "fedora/linux/releases"
diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -1,7 +1,5 @@
 # dl-fedora
 
-Earlier called `fedora-img-dl`.
-
 [![Hackage](https://img.shields.io/hackage/v/dl-fedora.svg)](https://hackage.haskell.org/package/dl-fedora)
 [![GPL-3 license](https://img.shields.io/badge/license-GPL--3-blue.svg)](LICENSE)
 [![Stackage Lts](http://stackage.org/package/dl-fedora/badge/lts)](http://stackage.org/lts/package/dl-fedora)
@@ -14,13 +12,13 @@
 
 `dl-fedora rawhide` : downloads the latest Fedora Rawhide Workstation Live iso
 
-`dl-fedora -e silverblue 30` : downloads Fedora 30 Silverblue iso
+`dl-fedora -e silverblue 31` : downloads Fedora 31 Silverblue iso
 
 `dl-fedora -e kde respin` : downloads the latest KDE Live respin
 
-`dl-fedora --edition server --arch aarch64 29` : will bring down the F29 Server iso
+`dl-fedora --edition server --arch aarch64 30` : will bring down the F30 Server iso
 
-`dl-fedora --run 31` : will download Fedora 31 Workstation and boot the Live image with qemu-kvm.
+`dl-fedora --run 32` : will download Fedora 32 Workstation and boot the Live image with qemu-kvm.
 
 A symlink to the latest iso is also created:
 eg for rawhide it might be `"Fedora-Workstation-Live-x86_64-Rawhide-latest.iso"`.
diff --git a/dl-fedora.cabal b/dl-fedora.cabal
--- a/dl-fedora.cabal
+++ b/dl-fedora.cabal
@@ -1,6 +1,6 @@
 cabal-version:       1.18
 name:                dl-fedora
-version:             0.7.3
+version:             0.7.4
 synopsis:            Fedora image download tool
 description:         Tool to download Fedora iso and image files
 -- can change to GPL-3.0-or-later with Cabal-2.2
@@ -10,12 +10,12 @@
 bug-reports:         https://github.com/juhp/dl-fedora/issues
 author:              Jens Petersen
 maintainer:          juhpetersen@gmail.com
-copyright:           2019  Jens Petersen
+copyright:           2019-2020  Jens Petersen
 category:            Utility
 build-type:          Simple
 extra-doc-files:     README.md
                    , CHANGELOG.md
-tested-with:         GHC == 8.8.1, GHC == 8.6.5, GHC == 8.4.4, GHC == 8.2.2,
+tested-with:         GHC == 8.8.3, GHC == 8.6.5, GHC == 8.4.4, GHC == 8.2.2,
                      GHC == 8.0.2, GHC == 7.10.3, GHC == 7.8.4, GHC == 7.6.3,
                      GHC == 7.4.2
 
@@ -29,9 +29,9 @@
 
   build-depends:       base < 5,
                        bytestring,
-                       directory >= 1.2.5.0,
+                       directory >= 1.2.5,
                        filepath,
-                       http-directory >= 0.1.5,
+                       http-directory == 0.1.5 || >= 0.1.8,
                        http-types,
                        optparse-applicative,
                        regex-posix,