$ git clone -n https://src.fedoraproject.org/rpms/ocaml-ocamlgraph.git /var/lib/mock/f31-build-64457-29567/root/chroot_tmpdir/scmroot/ocaml-ocamlgraph
Cloning into '/var/lib/mock/f31-build-64457-29567/root/chroot_tmpdir/scmroot/ocaml-ocamlgraph'...
$ git reset --hard fd4e02df3cea0e76649d621a1a37af5f65d054f1
HEAD is now at fd4e02d - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild