$ git clone -n https://src.fedoraproject.org/rpms/ocaml-ocamlgraph.git /var/lib/mock/f33-build-359789-60193/root/chroot_tmpdir/scmroot/ocaml-ocamlgraph
Cloning into '/var/lib/mock/f33-build-359789-60193/root/chroot_tmpdir/scmroot/ocaml-ocamlgraph'...
$ git reset --hard 687882d97f94ee503443a7cc328af9e398c886a6
HEAD is now at 687882d Bump release and rebuild.