$ git clone -n https://src.fedoraproject.org/rpms/ocaml-deriving.git /var/lib/mock/f31-build-64265-29533/root/thebuilddir/tmp/scmroot/ocaml-deriving
Cloning into '/var/lib/mock/f31-build-64265-29533/root/thebuilddir/tmp/scmroot/ocaml-deriving'...
$ git reset --hard f735639d669e25432b8afc763150e29f5532a369
HEAD is now at f735639 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild