$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/perl-CPAN /var/lib/mock/dist-el8-build-4814-34/root/chroot_tmpdir/scmroot/perl-CPAN
Cloning into '/var/lib/mock/dist-el8-build-4814-34/root/chroot_tmpdir/scmroot/perl-CPAN'...
$ git reset --hard origin/a8
HEAD is now at 18a275c import perl-CPAN-2.18-397.el8.src.rpm