$ git clone -n https://src.fedoraproject.org/rpms/ghc-fsnotify.git /var/lib/mock/f38-build-side-42-init-devel-1088468-30041/root/chroot_tmpdir/scmroot/ghc-fsnotify
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1088468-30041/root/chroot_tmpdir/scmroot/ghc-fsnotify'...
$ git fetch origin b1f71ee526f6d6fb7ffa11033f72860ee94c0e2f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-fsnotify
 * [new ref]         b1f71ee526f6d6fb7ffa11033f72860ee94c0e2f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b1f71ee Convert to %autorelease and %autochangelog