Add '-b cord-1.0' to git clone

Change-Id: I33f3ae0d1896a3366d3b0675fdbb710c0450af68
diff --git a/docs/quickstart.md b/docs/quickstart.md
index be905d4..b1edbe4 100644
--- a/docs/quickstart.md
+++ b/docs/quickstart.md
@@ -60,7 +60,7 @@
 ## Clone the Repository
 To clone the repository, on your build host issue the `git` command:
 ```
-git clone http://gerrit.opencord.org/cord
+git clone -b cord-1.0 http://gerrit.opencord.org/cord
 ```
 
 ### Complete