$ git clone -n https://gitee.com/opencloudos-stream/emacs.git /var/lib/mock/dist-ocs23-build-61428-2266/root/chroot_tmpdir/scmroot/emacs
Cloning into '/var/lib/mock/dist-ocs23-build-61428-2266/root/chroot_tmpdir/scmroot/emacs'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/emacs
 * [new ref]         HEAD       -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2179f98 Rebuilt for OpenCloudOS Stream 23.09