$ git clone -n https://gitee.com/wenyuzifang/ucx.git /var/lib/mock/dist-an23-build-472753-74118/root/chroot_tmpdir/scmroot/ucx
Cloning into '/var/lib/mock/dist-an23-build-472753-74118/root/chroot_tmpdir/scmroot/ucx'...
$ git fetch origin be52c24429a90c971a440d93842e3cf97e2ba5bc:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/ucx
 * [new ref]         be52c24429a90c971a440d93842e3cf97e2ba5bc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at be52c24 Update code from upstream