$ git clone -n http://8.131.229.236/anolis-os/ocaml /var/lib/mock/dist-el8-build-8615-1318/root/chroot_tmpdir/scmroot/ocaml
Cloning into '/var/lib/mock/dist-el8-build-8615-1318/root/chroot_tmpdir/scmroot/ocaml'...
$ git reset --hard origin/a8
HEAD is now at 06895ca import ocaml-4.07.0-3.el8.src.rpm