$ git clone -n https://src.fedoraproject.org/rpms/ocaml-extlib.git /var/lib/mock/f31-build-64277-29535/root/chroot_tmpdir/scmroot/ocaml-extlib
Cloning into '/var/lib/mock/f31-build-64277-29535/root/chroot_tmpdir/scmroot/ocaml-extlib'...
$ git reset --hard b13ef7152f1a29cae31a58f955a0bf3605ff6ba2
HEAD is now at b13ef71 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild