Changelog for unison251-2.51.2-8.1.x86_64.rpm :

* Fri Jan 25 2019 Christian Affolter - 2.51.2-2- Include unison-fsmonitor (the Unison filesystem monitor)
* Tue Jan 15 2019 Christian Affolter * Mon Feb 12 2018 David Personette - 2.48.15v4-2- Apply suggested changes from bug #1544239
* Sat Feb 10 2018 David Personette - 2.48.15v4-1- Update to latest stable upstream release
* Thu Aug 03 2017 Fedora Release Engineering - 2.40.128-9- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Binutils_Mass_Rebuild
* Thu Jul 27 2017 Fedora Release Engineering - 2.40.128-8- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild
* Tue Feb 14 2017 Richard W.M. Jones - 2.40.128-7- Small fix for compiling against OCaml 4.04 (RHBZ#1392152).
* Sat Feb 11 2017 Fedora Release Engineering - 2.40.128-6- Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild