$ git clone -n https://src.fedoraproject.org/rpms/minigalaxy.git /var/lib/mock/f40-build-2265366-54598/root/chroot_tmpdir/scmroot/minigalaxy
Cloning into '/var/lib/mock/f40-build-2265366-54598/root/chroot_tmpdir/scmroot/minigalaxy'...
$ git fetch origin 002c835231288ac34ace009432fdc66c7bed84c2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/minigalaxy
 * [new ref]         002c835231288ac34ace009432fdc66c7bed84c2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 002c835 packit: Update config