$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/perl-constant /var/lib/mock/dist-el8-build-1547-27/root/chroot_tmpdir/scmroot/perl-constant
Cloning into '/var/lib/mock/dist-el8-build-1547-27/root/chroot_tmpdir/scmroot/perl-constant'...
$ git reset --hard origin/a8
HEAD is now at 40bcea1 import perl-constant-1.33-396.el8.src.rpm