$ git clone -n https://gitee.com/wency_cn/python-flake8.git /var/lib/mock/dist-an23-build-492881-74562/root/chroot_tmpdir/scmroot/python-flake8
Cloning into '/var/lib/mock/dist-an23-build-492881-74562/root/chroot_tmpdir/scmroot/python-flake8'...
$ git fetch origin 056d2248f27f18473b7d849fc54e8addab6ace76:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/python-flake8
 * [new ref]         056d2248f27f18473b7d849fc54e8addab6ace76 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 056d224 Update code from upstream