update repository references and improve script handling

.github/workflows/onpush_superlinter.yml

@@ -9,9 +9,9 @@ name: Lint On Change
 
 on:
   push:
-    branches: [main]
+    branches: [ master ]
   pull_request:
-    branches: [main]
+    branches: [ master ]
 jobs:
 
   run-lint:
@@ -20,6 +20,7 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
         with:
+          # Full git history is needed to get a proper list of changed files within `super-linter`
           fetch-depth: 0
 
       - name: Lint Code Base