$ git clone -n https://gitee.com/wenyuzifang/ucx.git /var/lib/mock/dist-an23-build-486794-74383/root/chroot_tmpdir/scmroot/ucx
Cloning into '/var/lib/mock/dist-an23-build-486794-74383/root/chroot_tmpdir/scmroot/ucx'...
$ git fetch origin c52cee91eb771bbf1187b691f8e1d023d4e6165b:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/ucx
 * [new ref]         c52cee91eb771bbf1187b691f8e1d023d4e6165b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c52cee9 Update code from upstream