$ git clone -n https://src.fedoraproject.org/rpms/aggregate6.git /var/lib/mock/f42-build-3181753-40950/root/chroot_tmpdir/scmroot/aggregate6
Cloning into '/var/lib/mock/f42-build-3181753-40950/root/chroot_tmpdir/scmroot/aggregate6'...
$ git fetch origin d322e6edb1034980f44253fc906501af18ebb036:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/aggregate6
 * [new ref]         d322e6edb1034980f44253fc906501af18ebb036 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d322e6e Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild