$ git clone -n https://gitee.com/wenyuzifang/ucx.git /var/lib/mock/dist-an23-build-481794-74252/root/chroot_tmpdir/scmroot/ucx
Cloning into '/var/lib/mock/dist-an23-build-481794-74252/root/chroot_tmpdir/scmroot/ucx'...
$ git fetch origin c05a81aea12d70817214cc5d6aa32fc829df6ade:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/ucx
 * [new ref]         c05a81aea12d70817214cc5d6aa32fc829df6ade -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c05a81a Update code from upstream