Update README.md

Author: nachivpn

README.md

@@ -3,7 +3,14 @@ Gitworkshop
 
 Git workshop - Software Freedom Day'13
 
-This repo contains all the keynotes used in the Git workshop
+This repo contains all the keynotes used in the Git workshop. To install Git do:
+
+    On a fedora machine
+      su --command='yum install git'
+    On an Ubuntu machine
+      sudo apt-get install git
+      
+Resources:
 
 [Git Man Page](gitman.md)