Update quickstart.rst

docs/source/quickstart.rst

diff --git a/docs/source/quickstart.rst b/docs/source/quickstart.rst
index 3ca86c0..dbfde2d 100644
--- a/docs/source/quickstart.rst
+++ b/docs/source/quickstart.rst
@@ -53,7 +53,7 @@
     .. code:: bash
 
         # Make sure that "caravel_example" matches the empty github repo name in step 1
-        git clone -b mpw-6b https://github.com/efabless/caravel_user_project caravel_example
+        git clone -b mpw-6c https://github.com/efabless/caravel_user_project caravel_example
         cd caravel_example
         git remote rename origin upstream