Repository cache s3 works only if RENOVATE_X_REPO_CACHE_FORCE_LOCAL=t…

…rue (#563)

* repository cache s3 works only if RENOVATE_X_REPO_CACHE_FORCE_LOCAL=true

* Update reporting-apis.md

docs/reporting-apis.md

@@ -33,6 +33,7 @@ To enable data collection for the `Repo pull requests` API:
 
 > [!NOTE]  
 > The `Repo pull request` API only works with GitHub repositories.
+> The `Repo pull request` API will work with S3 repository cache only if you set `RENOVATE_X_REPO_CACHE_FORCE_LOCAL` on the Renovate EE Worker containers.
 
 ## Reporting API URLs
 
@@ -558,4 +559,4 @@ Pagination is not supported. Results are sorted with most recently updated first
         "link": "https://github.com/my-org/demo-repo-2/pull/2"
     }
 ]
-```
+```