$ git clone -n https://gitee.com/wangpingping000/lz4.git /var/lib/mock/dist-an23-build-137941-50611/root/chroot_tmpdir/scmroot/lz4
Cloning into '/var/lib/mock/dist-an23-build-137941-50611/root/chroot_tmpdir/scmroot/lz4'...
$ git reset --hard 621a7f6d4a60738c7dcd33e44d93aceca3803d55
HEAD is now at 621a7f6 add doc package