Update README.md

Author: toddbirchard

README.md

@@ -30,7 +30,7 @@ $ python3 main.py
 Alternatively, try installing via `setup.py`:
 
 ```shell
-$ git clone https://github.com/hackersandslackers/flaskblueprint-tutorial.git
+$ git clone https://github.com/hackersandslackers/bigquery-python-tutorial.git
 $ cd bigquery-sqlalchemy-tutorial
 $ python3 setup.py install
 $ python3 main.py