$ git clone -n https://gitee.com/wenyuzifang/ucx.git /var/lib/mock/dist-an23-build-464368-73881/root/chroot_tmpdir/scmroot/ucx
Cloning into '/var/lib/mock/dist-an23-build-464368-73881/root/chroot_tmpdir/scmroot/ucx'...
$ git fetch origin 3e9114c4be9081e48f4db065576392324c4dcc50:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/ucx
 * [new ref]         3e9114c4be9081e48f4db065576392324c4dcc50 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3e9114c Update code from upstream