$ git clone -n https://src.fedoraproject.org/rpms/perl-Perlbal-XS-HTTPHeaders.git /var/lib/mock/f31-build-62844-29269/root/chroot_tmpdir/scmroot/perl-Perlbal-XS-HTTPHeaders
Cloning into '/var/lib/mock/f31-build-62844-29269/root/chroot_tmpdir/scmroot/perl-Perlbal-XS-HTTPHeaders'...
$ git reset --hard 273da80cecb9ccb9ba025ed589eebcb36d368084
HEAD is now at 273da80 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild