$ git clone -n https://src.fedoraproject.org/rpms/ocaml-res.git /var/lib/mock/f31-build-47057-26762/root/chroot_tmpdir/scmroot/ocaml-res
Cloning into '/var/lib/mock/f31-build-47057-26762/root/chroot_tmpdir/scmroot/ocaml-res'...
$ git reset --hard de4d8681b7bfba1cef8366b675f4142a0e2cb240
HEAD is now at de4d868 OCaml 4.08.0 (final) rebuild.