The following commits were pushed to the repo rpms/perl-bignum on branch
f29, which you are following:
d172193a7d680f0485ae85374ec1359e4196caa1 Jitka Plesnikova 0.51 bump
To view more about the commits, visit:
https://src.fedoraproject.org/rpms/perl-bignum/commits/f29