$ git clone -n https://gitee.com/yummypeng/ocaml-csexp.git /var/lib/mock/dist-an23-build-235344-62751/root/chroot_tmpdir/scmroot/ocaml-csexp
Cloning into '/var/lib/mock/dist-an23-build-235344-62751/root/chroot_tmpdir/scmroot/ocaml-csexp'...
$ git reset --hard 57e596efc2e08f0bd9a107896e045272b1699111
HEAD is now at 57e596e Downgrade dune language to 2.9 to fix building error with ocaml-dune-2.9.3