$ git clone -n https://src.fedoraproject.org/rpms/milkytracker.git /var/lib/mock/f40-build-802667-144059/root/chroot_tmpdir/scmroot/milkytracker
Cloning into '/var/lib/mock/f40-build-802667-144059/root/chroot_tmpdir/scmroot/milkytracker'...
$ git fetch origin ebf2116fae754e2a60ca97399bf281975a379a3a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/milkytracker
 * [new ref]         ebf2116fae754e2a60ca97399bf281975a379a3a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ebf2116 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild