$ git clone -n http://8.131.229.236/anolis-os/perl-prefork /var/lib/mock/dist-el8-build-8819-1394/root/chroot_tmpdir/scmroot/perl-prefork
Cloning into '/var/lib/mock/dist-el8-build-8819-1394/root/chroot_tmpdir/scmroot/perl-prefork'...
$ git reset --hard origin/a8
HEAD is now at 685caa8 import perl-prefork-1.04-26.el8.src.rpm