$ git clone -n https://gitee.com/zhuzhustu/lftp.git /var/lib/mock/dist-an23-build-523038-76783/root/chroot_tmpdir/scmroot/lftp
Cloning into '/var/lib/mock/dist-an23-build-523038-76783/root/chroot_tmpdir/scmroot/lftp'...
$ git fetch origin 90760095d419e5cc37ce6bc5bfc86866431fe42d:KOJI_FETCH_HEAD
From https://gitee.com/zhuzhustu/lftp
 * [new ref]         90760095d419e5cc37ce6bc5bfc86866431fe42d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9076009 add doc sub package