$ git clone -n https://gitee.com/opencloudos-stream/unicode-ucd.git /var/lib/mock/dist-ocs23-base-build-258418-24615/root/chroot_tmpdir/scmroot/unicode-ucd
Cloning into '/var/lib/mock/dist-ocs23-base-build-258418-24615/root/chroot_tmpdir/scmroot/unicode-ucd'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/unicode-ucd
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bff0864 update