$ git clone -n https://src.fedoraproject.org/rpms/slurm.git /var/lib/mock/f41-build-1206507-22487/root/chroot_tmpdir/scmroot/slurm
Cloning into '/var/lib/mock/f41-build-1206507-22487/root/chroot_tmpdir/scmroot/slurm'...
$ git fetch origin da428711b18f1c18ce93e582dc5751d7e78c7d3c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/slurm
 * [new ref]         da428711b18f1c18ce93e582dc5751d7e78c7d3c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at da42871 Perl 5.40 rebuild