$ git clone -n https://gitee.com/wency_cn/python-aiohttp.git /var/lib/mock/dist-an23-build-491109-74530/root/chroot_tmpdir/scmroot/python-aiohttp
Cloning into '/var/lib/mock/dist-an23-build-491109-74530/root/chroot_tmpdir/scmroot/python-aiohttp'...
$ git fetch origin 3dc9c282168175b1d7259a2f42d73868b7017a7f:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/python-aiohttp
 * [new ref]         3dc9c282168175b1d7259a2f42d73868b7017a7f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3dc9c28 Update code from upstream