Update 'project/working_environment/README.md'

project/working_environment/README.md

@@ -3,6 +3,8 @@
 
 First of all you will have to configure git locally in your laptop:
 
+> Of course, you must have git installed. With ubuntu: **sudo apt-get install git**
+
 Open a terminal and run the following git global commands (put your name and email):
 
 ```