Changelog for pngnq-1.1-21.fc31.x86_64.rpm :

* Fri Jul 26 2019 Fedora Release Engineering - 1.1-21- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
* Sat Feb 02 2019 Fedora Release Engineering - 1.1-20- Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild
* Fri Jul 13 2018 Fedora Release Engineering - 1.1-19- Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild
* Wed Jul 04 2018 Josef Ridky - 1.1-18- Remove redundant defattr directive
* Thu Mar 08 2018 Josef Ridky - 1.1-17- Remove Group tag and add gcc dependency
* Fri Feb 09 2018 Fedora Release Engineering - 1.1-16- Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild
* Thu Aug 03 2017 Fedora Release Engineering - 1.1-15- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Binutils_Mass_Rebuild
* Thu Jul 27 2017 Fedora Release Engineering - 1.1-14- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild