$ git clone -n https://src.fedoraproject.org/rpms/reg.git /var/lib/mock/f41-build-835413-158574/root/chroot_tmpdir/scmroot/reg
Cloning into '/var/lib/mock/f41-build-835413-158574/root/chroot_tmpdir/scmroot/reg'...
$ git fetch origin 0ddce61a417e123f13bc1b1635dfa965e71c61a1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/reg
 * [new ref]         0ddce61a417e123f13bc1b1635dfa965e71c61a1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0ddce61 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild