Changelog for gnatcoll-iconv-2018-4.fc31.x86_64.rpm :

* Thu Jul 25 2019 Fedora Release Engineering - 2018-4- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
* Wed May 29 2019 Björn Persson - 2018-3- Tagged the license file as such.
* Fri Mar 29 2019 Björn Persson - 2018-2- Added more macro usage, more comments and ownership of a directory.
* Sat Mar 16 2019 Björn Persson - 2018-1- new package