$ git clone -n https://src.fedoraproject.org/rpms/perl-Class-C3-XS.git /var/lib/mock/f31-build-69929-30385/root/chroot_tmpdir/scmroot/perl-Class-C3-XS
Cloning into '/var/lib/mock/f31-build-69929-30385/root/chroot_tmpdir/scmroot/perl-Class-C3-XS'...
$ git reset --hard 6718e9b56b830a3106df33c274c6ddd0be9b2e75
HEAD is now at 6718e9b - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild