$ git clone -n https://src.fedoraproject.org/rpms/llvm18.git /var/lib/mock/f41-build-847959-164378/root/chroot_tmpdir/scmroot/llvm18
Cloning into '/var/lib/mock/f41-build-847959-164378/root/chroot_tmpdir/scmroot/llvm18'...
$ git fetch origin 577e585480d346c012c624bb1ce75269e8690d7f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/llvm18
 * [new ref]         577e585480d346c012c624bb1ce75269e8690d7f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 577e585 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild