$ git clone -n https://src.fedoraproject.org/rpms/tacacs.git /var/lib/mock/f42-build-3419539-45162/root/chroot_tmpdir/scmroot/tacacs
Cloning into '/var/lib/mock/f42-build-3419539-45162/root/chroot_tmpdir/scmroot/tacacs'...
$ git fetch origin c5ff3b56ed437ef23ad0a10d6d3bc96e91954384:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/tacacs
 * [new ref]         c5ff3b56ed437ef23ad0a10d6d3bc96e91954384 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c5ff3b5 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild