$ git clone -n https://src.fedoraproject.org/rpms/cksfv.git /var/lib/mock/f40-build-2339565-59660/root/chroot_tmpdir/scmroot/cksfv
Cloning into '/var/lib/mock/f40-build-2339565-59660/root/chroot_tmpdir/scmroot/cksfv'...
$ git fetch origin a1a188c96ba8109351732b175055cf61b5cc4518:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cksfv
 * [new ref]         a1a188c96ba8109351732b175055cf61b5cc4518 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a1a188c Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild