$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/microcode_ctl /var/lib/mock/dist-el8-build-761-27/root/chroot_tmpdir/scmroot/microcode_ctl
Cloning into '/var/lib/mock/dist-el8-build-761-27/root/chroot_tmpdir/scmroot/microcode_ctl'...
$ git reset --hard origin/a8
HEAD is now at d51b22f import microcode_ctl-20191115-4.el8.src.rpm