$ git clone -n https://src.fedoraproject.org/rpms/ocaml-yojson.git /var/lib/mock/f31-build-113717-34412/root/chroot_tmpdir/scmroot/ocaml-yojson
Cloning into '/var/lib/mock/f31-build-113717-34412/root/chroot_tmpdir/scmroot/ocaml-yojson'...
$ git reset --hard 9dc91deec44c8cfb63f13830d933191ae1898f4d
HEAD is now at 9dc91de Rebuild for ocaml-easy-format 1.3.2 and ocaml-biniou 1.2.1.