How to change value of 'Read timeout' of Eclipse's Update Manager?

Question

How to change value of \'Read timeout\' of Eclipse\'s Update Manager?

I have slow internet connection and I cannot install any plugin, because Eclipse\'s Update manager

Answer 1

The easiest way to get around this would be to download the .jar file of the plug-in you're trying to install and perform an offline installation.

Edit: I tried to find a link to a how-to, but eclipse.org kept timing out on me.