$ git clone -n http://8.131.229.236/anolis-os/cloud-kernel /var/lib/mock/dist-an8-build-9652-1746/root/chroot_tmpdir/scmroot/cloud-kernel
Cloning into '/var/lib/mock/dist-an8-build-9652-1746/root/chroot_tmpdir/scmroot/cloud-kernel'...
$ git reset --hard origin/a8
HEAD is now at b016a28 init: init version for 4.19.91-22.2