$ git clone -n https://src.fedoraproject.org/rpms/roctracer.git /var/lib/mock/f41-build-848950-164630/root/chroot_tmpdir/scmroot/roctracer
Cloning into '/var/lib/mock/f41-build-848950-164630/root/chroot_tmpdir/scmroot/roctracer'...
$ git fetch origin 31fadbd5b12ab420f75c7644908456ce9e276cbf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/roctracer
 * [new ref]         31fadbd5b12ab420f75c7644908456ce9e276cbf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 31fadbd Use clang instead of hipcc