hint that checkout has to be used first (#34)

Swatinem · Sep 28, 2021 · 801365c · 801365c
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commit 801365c
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/README.md b/README.md
@@ -6,6 +6,8 @@ sensible defaults.
 ## Example usage
 
 ```yaml
+- uses: actions/checkout@v2
+
 # selecting a toolchain either by action or manual `rustup` calls should happen
 # before the plugin, as it uses the current rustc version as its cache key
 - uses: actions-rs/toolchain@v1