Смотри, например: http://pkgs.fedoraproject.org/cgit/jasper.git/plain/jasper.spec
ping
libjasper-1.900.1-alt3 -> sisyphus: * Thu Feb 06 2014 Vitaly Lipatov <lav@altlinux> 1.900.1-alt3 - add patches against multiple security vulnerabilities (ALT bug #29241) - add pkg-config file - thanks, Fedora!