$ git clone -n https://src.fedoraproject.org/rpms/mmg.git /var/lib/mock/f41-build-side-1-3002418-36543/root/chroot_tmpdir/scmroot/mmg
Cloning into '/var/lib/mock/f41-build-side-1-3002418-36543/root/chroot_tmpdir/scmroot/mmg'...
$ git fetch origin e4a3ca1cbde16f795ba6e6b4c03ef9d318e14471:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mmg
 * [new ref]         e4a3ca1cbde16f795ba6e6b4c03ef9d318e14471 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e4a3ca1 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild