epel-release >= 6 is needed by remi-release-6.5-1.el6.remi.noarch
解决方案
rpm -Uvh http://download.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm
rpm -Uvh http://rpms.famillecollet.com/enterprise/remi-release-6.rpm
原文：http://jwnlive.blog.51cto.com/8322562/1632892