$ git clone -n https://gitee.com/src-opencloudos-rpms/unicode-ucd.git /var/lib/mock/dist-oc9-build-51752-14595/root/chroot_tmpdir/scmroot/unicode-ucd
Cloning into '/var/lib/mock/dist-oc9-build-51752-14595/root/chroot_tmpdir/scmroot/unicode-ucd'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/unicode-ucd
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 20ef919 import unicode-ucd-14.0.0-3.tl4