RPM of the new major version of phpMyAdmin are available in remi repository for fedora and enterprise linux (RHEL, CentOS, ...).
Official web site : http://www.phpmyadmin.net/ I don't yet if this new major version will be available in the official updates for fedora or in EPEL-6. So, it is available for fedora 13 to 19 and enterprise linux 5 to 6 (if you have the minimal required php version, also available in the repository). As always : yum --enablerepo=remi install... Lire phpMyAdmin version 4.0