Initial plan

README.md

@@ -113,8 +113,6 @@ Please refer to the [release page](https://github.com/actions/checkout/releases/
     clean: ''
 
     # Partially clone against a given filter. Overrides sparse-checkout if set.
-    # Note that when a filter is provided, fetch-depth is still respected; you
-    # may want to specify `fetch-depth: 0` to ensure the full history is fetched.
     # Default: null
     filter: ''
 

action.yml

@@ -59,9 +59,8 @@ inputs:
     default: true
   filter:
     description: >
-      Partially clone against a given filter. Overrides sparse-checkout if set.
-      Note that when a filter is provided, fetch-depth is still respected; you
-      may want to specify `fetch-depth: 0` to ensure the full history is fetched.
+      Partially clone against a given filter.
+      Overrides sparse-checkout if set.
     default: null
   sparse-checkout:
     description: >