$ git clone -n https://gitee.com/wenyuzifang/python-flake8.git /var/lib/mock/dist-an23-build-486351-74383/root/chroot_tmpdir/scmroot/python-flake8
Cloning into '/var/lib/mock/dist-an23-build-486351-74383/root/chroot_tmpdir/scmroot/python-flake8'...
$ git fetch origin eb9c314cb93fe77f21679587a24393ee7892b3b2:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/python-flake8
 * [new ref]         eb9c314cb93fe77f21679587a24393ee7892b3b2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at eb9c314 Update code from upstream