$ git clone -n https://gitee.com/wency_cn/python-greenlet.git /var/lib/mock/dist-an23-build-491456-74530/root/chroot_tmpdir/scmroot/python-greenlet
Cloning into '/var/lib/mock/dist-an23-build-491456-74530/root/chroot_tmpdir/scmroot/python-greenlet'...
$ git fetch origin d92e08058d6303263b77052ef5a099f25dea2f9e:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/python-greenlet
 * [new ref]         d92e08058d6303263b77052ef5a099f25dea2f9e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d92e080 Update code from upstream