$ git clone -n https://src.fedoraproject.org/rpms/llvm-bolt.git /var/lib/mock/f38-build-side-42-init-devel-782547-27937/root/chroot_tmpdir/scmroot/llvm-bolt
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-782547-27937/root/chroot_tmpdir/scmroot/llvm-bolt'...
$ git fetch origin 5a99404fbf767178176e46e5126b371da771337a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/llvm-bolt
 * [new ref]         5a99404fbf767178176e46e5126b371da771337a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5a99404 Update to LLVM 16.0.1