$ git clone -n https://gitee.com/wency_cn/virt-manager.git /var/lib/mock/dist-an23-build-503670-74854/root/chroot_tmpdir/scmroot/virt-manager
Cloning into '/var/lib/mock/dist-an23-build-503670-74854/root/chroot_tmpdir/scmroot/virt-manager'...
$ git fetch origin a9adc8ff7523e651ac39f8d5980bc0ac289f0ada:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/virt-manager
 * [new ref]         a9adc8ff7523e651ac39f8d5980bc0ac289f0ada -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a9adc8f Update code from upstream