$ git clone -n https://gitee.com/opencloudos-stream/ocaml-csexp.git /var/lib/mock/dist-ocs23-base-build-286755-27895/root/chroot_tmpdir/scmroot/ocaml-csexp
Cloning into '/var/lib/mock/dist-ocs23-base-build-286755-27895/root/chroot_tmpdir/scmroot/ocaml-csexp'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/ocaml-csexp
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0afc74a Rebuilt for clarifying the packages requirement in BaseOS and AppStream