add command for retrieving the source code

README.md

diff --git a/README.md b/README.md
index 6f3d5f2..7fee020 100644
--- a/README.md
+++ b/README.md
@@ -71,7 +71,11 @@
          protoc --java_out=java resources/api_v3.proto
 
 5.  Inside of the **src/main/java,** create a new package matching your groupId
-    (com.partner.mapsbooking). Retrieve the sample code from the repo, place the
+    (com.partner.mapsbooking). Retrieve the sample code from the  repo:
+
+         git clone https://maps-booking.googlesource.com/java-maps-booking-rest-server-v3-skeleton
+
+    place the
     files under your package, follow the **TODOs** to complete your
     implementation.