$ git clone -n https://src.fedoraproject.org/rpms/perl-Math-Int64.git /var/lib/mock/f31-build-89265-32069/root/chroot_tmpdir/scmroot/perl-Math-Int64
Cloning into '/var/lib/mock/f31-build-89265-32069/root/chroot_tmpdir/scmroot/perl-Math-Int64'...
$ git reset --hard 878395194ba607f121fcee911ccbd5275cae1416
HEAD is now at 8783951 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild