$ git clone -n https://gitee.com/wency_cn/python-attrs.git /var/lib/mock/dist-an23-build-491225-74530/root/chroot_tmpdir/scmroot/python-attrs
Cloning into '/var/lib/mock/dist-an23-build-491225-74530/root/chroot_tmpdir/scmroot/python-attrs'...
$ git fetch origin 46fec4b4d44ca72e9f79f153818e113bc14d100e:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/python-attrs
 * [new ref]         46fec4b4d44ca72e9f79f153818e113bc14d100e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 46fec4b Update code from upstream