Fetching tags does not require an upstream remote.

HACKING.rst

@@ -69,15 +69,16 @@ Installing Salt for development
 Clone the repository using::
 
     git clone https://github.com/saltstack/salt
+    cd salt
 
 .. note:: tags
 
     Just cloning the repository is enough to work with Salt and make
     contributions. However, you must fetch additional tags into your clone to
-    have Salt report the correct version for itself. To do this you must first
-    add the git repository as an upstream source.::
+    have Salt report the correct version for itself. To do this, fetch the tags
+    with the command::
 
-        git remote add upstream http://github.com/saltstack/salt
+        git fetch --tags
 
     Fetching tags is done with the git 'fetch' utility::