From 46fead7f5e04ecfcf8e2f83aa0a908b284e14c04 Mon Sep 17 00:00:00 2001
From: Justin Poehnelt <jpoehnelt@google.com>
Date: Fri, 15 May 2020 10:28:56 -0700
Subject: [PATCH] docs: add note about branch scope (#307)

* docs: add note about branch scope

* revert change
---
 README.md | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/README.md b/README.md
index 33fe48c..14c503a 100644
--- a/README.md
+++ b/README.md
@@ -25,6 +25,11 @@ Create a workflow `.yml` file in your repositories `.github/workflows` directory
 
 > See [Skipping steps based on cache-hit](#Skipping-steps-based-on-cache-hit) for info on using this output
 
+### Branch scope
+The cache is scoped to the key and branch. The default branch cache is available to other branches. 
+
+See https://help.github.com/en/actions/configuring-and-managing-workflows/caching-dependencies-to-speed-up-workflows#matching-a-cache-key for more info.
+
 ### Example workflow
 
 ```yaml