$ git clone -n http://8.131.229.236/anolis-os/opencl-headers /var/lib/mock/dist-el8-build-8622-1318/root/chroot_tmpdir/scmroot/opencl-headers
Cloning into '/var/lib/mock/dist-el8-build-8622-1318/root/chroot_tmpdir/scmroot/opencl-headers'...
$ git reset --hard origin/a8
HEAD is now at 82342cc import opencl-headers-2.2-1.20180306gite986688.el8.src.rpm