$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/perftest /var/lib/mock/dist-el8-build-1564-27/root/chroot_tmpdir/scmroot/perftest
Cloning into '/var/lib/mock/dist-el8-build-1564-27/root/chroot_tmpdir/scmroot/perftest'...
$ git reset --hard origin/a8
HEAD is now at ecd0e73 import perftest-4.2-2.el8.src.rpm