$ git clone -n https://src.fedoraproject.org/rpms/ocaml-zmq.git /var/lib/mock/f33-build-351681-60018/root/chroot_tmpdir/scmroot/ocaml-zmq
Cloning into '/var/lib/mock/f33-build-351681-60018/root/chroot_tmpdir/scmroot/ocaml-zmq'...
$ git reset --hard bdb8b1f930db35f9c94ca7c7194cd89f224a2b40
HEAD is now at bdb8b1f Bump release and rebuild.