http://ftp.redsleeve.org/pub/el6/RPMS/
http://www.mirrorservice.org/sites/ftp.redsleeve.org/pub/el6/RPMS/
http://ftp.nluug.nl/os/Linux/distr/redsleeve/el6/RPMS/
http://redsleeve.glum.us/pub/el6/RPMS/