Changelog for R-sommer-4.1.1-1.30.x86_64.rpm :

* Thu Oct 15 2020 flyosAATTmailoo.org- Update to version 4.1.1 , see changlog at: https://cran.r-project.org/web/packages/sommer/news/news.html
* Thu May 21 2020 flyosAATTmailoo.org- Initial build version 4.0.9