$ git clone -n https://gitee.com/wency_cn/python-matplotlib.git /var/lib/mock/dist-an23-build-491498-74530/root/chroot_tmpdir/scmroot/python-matplotlib
Cloning into '/var/lib/mock/dist-an23-build-491498-74530/root/chroot_tmpdir/scmroot/python-matplotlib'...
$ git fetch origin c25df50abc965a989f377427c2b4557390882bff:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/python-matplotlib
 * [new ref]         c25df50abc965a989f377427c2b4557390882bff -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c25df50 Update code from upstream