$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/perl-Math-BigInt-FastCalc /var/lib/mock/dist-el8-build-4807-34/root/chroot_tmpdir/scmroot/perl-Math-BigInt-FastCalc
Cloning into '/var/lib/mock/dist-el8-build-4807-34/root/chroot_tmpdir/scmroot/perl-Math-BigInt-FastCalc'...
$ git reset --hard origin/a8
HEAD is now at a60c589 import perl-Math-BigInt-FastCalc-0.500.600-6.el8.src.rpm