$ git clone -n https://gitee.com/lizhao2025/python-tornado.git /var/lib/mock/dist-an23-build-505916-74854/root/chroot_tmpdir/scmroot/python-tornado
Cloning into '/var/lib/mock/dist-an23-build-505916-74854/root/chroot_tmpdir/scmroot/python-tornado'...
$ git fetch origin be891d4b0f88315b3e28dfdec9d0bec22b4180fe:KOJI_FETCH_HEAD
From https://gitee.com/lizhao2025/python-tornado
 * [new ref]         be891d4b0f88315b3e28dfdec9d0bec22b4180fe -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at be891d4 Update code from upstream