$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/libnetfilter_cthelper /var/lib/mock/dist-el8-build-2006-27/root/chroot_tmpdir/scmroot/libnetfilter_cthelper
Cloning into '/var/lib/mock/dist-el8-build-2006-27/root/chroot_tmpdir/scmroot/libnetfilter_cthelper'...
$ git reset --hard origin/a8
HEAD is now at efaae19 import libnetfilter_cthelper-1.0.0-15.el8.src.rpm