$ git clone -n https://src.fedoraproject.org/rpms/golang-github-mesos.git /var/lib/mock/f38-build-side-42-init-devel-997014-29137/root/chroot_tmpdir/scmroot/golang-github-mesos
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-997014-29137/root/chroot_tmpdir/scmroot/golang-github-mesos'...
$ git fetch origin a627584cc3692aef1eec53cdcc7501f2af660214:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-mesos
 * [new ref]         a627584cc3692aef1eec53cdcc7501f2af660214 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a627584 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild