$ git clone -n https://src.fedoraproject.org/rpms/sparkleshare.git /var/lib/mock/f38-build-side-42-init-devel-1293878-30682/root/chroot_tmpdir/scmroot/sparkleshare
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1293878-30682/root/chroot_tmpdir/scmroot/sparkleshare'...
$ git fetch origin c090c31c75e005dc851913d91a06dcfecea368d5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/sparkleshare
 * [new ref]         c090c31c75e005dc851913d91a06dcfecea368d5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c090c31 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild