Changelog for gimp28-2.8.10-1.el6.nux.nuxref.i686.rpm :

* Fri Apr 25 2014 - Chris Caron v2.8.10-1- Upgraded base to mainstream v2.8.10
* Sat Oct 05 2013 - Chris Caron v2.8.6-1- Initial Packaging of GIMP v2.8.6 for CentOS/Redhat 6