$ git clone -n https://gitee.com/wency_cn/libipt.git /var/lib/mock/dist-an23-build-502532-74802/root/chroot_tmpdir/scmroot/libipt
Cloning into '/var/lib/mock/dist-an23-build-502532-74802/root/chroot_tmpdir/scmroot/libipt'...
$ git fetch origin aa9b0e1815ec84c425d14a1a126e8b3389172505:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/libipt
 * [new ref]         aa9b0e1815ec84c425d14a1a126e8b3389172505 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at aa9b0e1 Update code from upstream