$ git clone -n https://src.fedoraproject.org/rpms/clang14.git /var/lib/mock/f39-build-1540452-36472/root/chroot_tmpdir/scmroot/clang14
Cloning into '/var/lib/mock/f39-build-1540452-36472/root/chroot_tmpdir/scmroot/clang14'...
$ git fetch origin ae522753db3020e208dc19d321ff792562c4827d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/clang14
 * [new ref]         ae522753db3020e208dc19d321ff792562c4827d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ae52275 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild