$ git clone -n https://src.fedoraproject.org/rpms/lld18.git /var/lib/mock/f45-build-17445-499/root/chroot_tmpdir/scmroot/lld18
Cloning into '/var/lib/mock/f45-build-17445-499/root/chroot_tmpdir/scmroot/lld18'...
$ git fetch origin 5748b599f8bc6dec620ba6c2f76bc72b3411156e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lld18
 * [new ref]         5748b599f8bc6dec620ba6c2f76bc72b3411156e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5748b59 disable gating due to dropping of compiler-rt18 and libomp18