$ git clone -n https://src.fedoraproject.org/rpms/skrooge.git /var/lib/mock/f38-build-side-42-init-devel-735542-27633/root/chroot_tmpdir/scmroot/skrooge
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-735542-27633/root/chroot_tmpdir/scmroot/skrooge'...
$ git fetch origin a4672c9d4f9ba727ebe03be722a4fa0de6462d0b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/skrooge
 * [new ref]         a4672c9d4f9ba727ebe03be722a4fa0de6462d0b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a4672c9 Rebuild (grantlee-qt5)