$ git clone -n https://gitee.com/src-anolis-os/ocaml-ppx-derivers.git /var/lib/mock/dist-an23-loongarch-build-323697-68511/root/chroot_tmpdir/scmroot/ocaml-ppx-derivers
Cloning into '/var/lib/mock/dist-an23-loongarch-build-323697-68511/root/chroot_tmpdir/scmroot/ocaml-ppx-derivers'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/ocaml-ppx-derivers
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b41c31d !1 Init from upstream Merge pull request !1 from 杨枝甘露瑞纳冰/a23