$ git clone -n https://gitee.com/hsiangkao/lz4.git /var/lib/mock/dist-an8.8-build-317631-67598/root/chroot_tmpdir/scmroot/lz4
Cloning into '/var/lib/mock/dist-an8.8-build-317631-67598/root/chroot_tmpdir/scmroot/lz4'...
$ git fetch origin 87c105c85d52cdbdd8163be0b06791738608f9fb:KOJI_FETCH_HEAD
From https://gitee.com/hsiangkao/lz4
 * [new ref]         87c105c85d52cdbdd8163be0b06791738608f9fb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 87c105c update to LZ4 1.9.4