The openssh prior 3.4 had a nasty bug in it, not even a moth but a huge disgusting cocaroach
http://openssh.org/
So the link you have is pretty much contains vulnarable packages. So, instead of going to one particular mirror (I gues they didn't update ftp server due to compromise not that long ago, when openssh sources were trojaned). Visit ssh home page, and get the instructions and download link s from there