doc: add git init steps

README.md

@@ -4,3 +4,10 @@ Config Path is
 C:\Program Files (x86)\Steam\steamapps\common\Counter-Strike Global Offensive\game\csgo\cfg
 ```
 
+## Git init
+```
+git init
+git remote add origin git@github.com:eneller/counterstrike-config
+git fetch origin
+git checkout -b cs2 --track origin/cs2 
+```