If you want things easy do to http://www.mldonkey.org
and download a binary there.Just unpack it and run it.That will get you on the edonkey network.
The alternatives for edonkey are xmule and amule.You'll probably have to go and hunt down rpm's and dependencies for that - namely wxGTK.
For gift you'll need a lot of stuff.First of all the gift daemon and then all the plugins you want to use.A visit at http://rpmfind.net
would probably in order to find all that stuff.
is a nice gui for it.There are also links for the things you need there.