Use actions/checkout

README.md

@@ -3,17 +3,20 @@
 
 This is composite action which help to prepare GitHub Actions environment for Maven build by calling:
 
+- [actions/checkout](https://github.com/marketplace/actions/checkout)
 - [actions/setup-java](https://github.com/marketplace/actions/setup-java-jdk)
 - [actions/cache](https://github.com/marketplace/actions/cache)
 - [stCarolas/setup-maven](https://github.com/marketplace/actions/setup-maven)
 - [s4u/maven-settings-action](https://github.com/marketplace/actions/maven-settings-action)
 
 # Contributions
+
 - Contributions are welcome!
 - Give :star: - if you want to encourage me to work on a project
 - Don't hesitate to create issues for new features you dream of or if you suspect some bug
 
 # Project versioning
+
 This project uses [Semantic Versioning](https://semver.org/).
 We recommended to use the latest and specific release version.
 
@@ -22,6 +25,13 @@ or use automatic tools like [Dependabot](https://docs.github.com/en/code-securit
 
 # Params mapping for sub actions
 
+## checkout
+
+| params                     | destination       |
+| -------------------------- |------------------ |
+| checkout-fetch-depth       | fetch-depth           |
+
+
 ## setup-java
 
 | params            | destination  | default |
@@ -82,13 +92,13 @@ jobs:
     name: Maven ${{ matrix.maven }} sample
 
     steps:
-      - uses: actions/checkout@v2
 
       - name: Setup Maven with settings.xml
-        uses: s4u/setup-maven-action@v1.0.0
+        uses: s4u/setup-maven-action@< version >
         with:
           java-version: 8
           maven-version: ${{ matrix.maven }}
+
       - run: mvn -V ...
 ```
 

action.yml

@@ -7,6 +7,11 @@ branding:
 
 inputs:
 
+  # checkout
+  checkout-fetch-depth:
+    description: 'Number of commits to fetch'
+    required: false
+
   # java jdk params
 
   java-version:
@@ -60,6 +65,14 @@ runs:
 
   steps:
 
+    - run: echo "::group::Checkout"
+      shell: bash
+    - uses: actions/checkout@v2.3.4
+      with:
+        fetch-depth: '${{ inputs.checkout-fetch-depth }}'
+    - run: echo "::endgroup::"
+      shell: bash
+
     - run: echo "::group::Setup Java"
       shell: bash
     - uses: actions/setup-java@v2.3.0