$ git clone -n https://gitee.com/wency_cn/iw.git /var/lib/mock/dist-an23-build-502308-74802/root/chroot_tmpdir/scmroot/iw
Cloning into '/var/lib/mock/dist-an23-build-502308-74802/root/chroot_tmpdir/scmroot/iw'...
$ git fetch origin b58f9119ea4611d5022564325ab719dce572102a:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/iw
 * [new ref]         b58f9119ea4611d5022564325ab719dce572102a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b58f911 Update code from upstream