$ git clone -n https://src.fedoraproject.org/rpms/ocaml-cairo.git /var/lib/mock/f31-build-87628-31931/root/chroot_tmpdir/scmroot/ocaml-cairo
Cloning into '/var/lib/mock/f31-build-87628-31931/root/chroot_tmpdir/scmroot/ocaml-cairo'...
$ git reset --hard 43b746b3a9144e63e9f30e12c8a911a5ff1e8779
HEAD is now at 43b746b OCaml 4.08.1 (rc2) rebuild.