$ git clone -n https://src.fedoraproject.org/rpms/clustal-omega.git /var/lib/mock/f41-build-side-1-2633161-25899/root/chroot_tmpdir/scmroot/clustal-omega
Cloning into '/var/lib/mock/f41-build-side-1-2633161-25899/root/chroot_tmpdir/scmroot/clustal-omega'...
$ git fetch origin 6903f0eb9ce8beac452f337365301e0131d267ea:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/clustal-omega
 * [new ref]         6903f0eb9ce8beac452f337365301e0131d267ea -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6903f0e convert GPLv2+ license to SPDX