$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/acpica-tools /var/lib/mock/dist-el8-build-74-27/root/chroot_tmpdir/scmroot/acpica-tools
Cloning into '/var/lib/mock/dist-el8-build-74-27/root/chroot_tmpdir/scmroot/acpica-tools'...
$ git reset --hard origin/a8
HEAD is now at 4eb6109 import acpica-tools-20180629-3.el8.src.rpm