Update checkout

Author: viktoriia-fomina

.github/workflows/build-and-run-tests-from-branch.yml

@@ -6,7 +6,7 @@ on:
       commit_sha:
         required: false
         type: string
-        description: "Commit SHA (optional)"
+        description: "Commit SHA (optional -- otherwise the last commit from the branch will be taken)"
 
   workflow_call:
     inputs:
@@ -30,22 +30,15 @@ jobs:
     steps:
       - name: Print environment variables
         run: printenv
-
-      - name: Set up commit SHA
-        # "You can make an environment variable available to any subsequent steps in a workflow job by 
-        # defining or updating the environment variable and writing this to the GITHUB_ENV environment file."
+        
+      - name: Checkout repository
+        uses: actions/checkout@v3
+      
+      - name: Check out ${{ github.event.inputs.commit_sha }} commit
+        if: github.event.inputs.commit_sha != ''
         run: |
-          if [ ${{ github.event.inputs.commit_sha }} != "" ]
-          then
-              echo COMMIT_SHA="${{ github.event.inputs.commit_sha }}" >> $GITHUB_ENV
-          else
-              echo COMMIT_SHA="${{ github.sha }}" >> $GITHUB_ENV
-          fi
-      # read more about contexts: https://docs.github.com/en/actions/learn-github-actions/contexts#about-contexts
-      - uses: actions/checkout@v3
-        with:
-          ref: ${{ env.COMMIT_SHA }}
-
+          git fetch
+          git checkout ${{ github.event.inputs.commit_sha }}
       - id: set-matrix
         name: Read and print config from framework-tests-matrix.json
         run: |
@@ -69,21 +62,14 @@ jobs:
     - name: Print environment variables
       run: printenv
 
-    - name: Set up commit SHA
-      # "You can make an environment variable available to any subsequent steps in a workflow job by 
-      # defining or updating the environment variable and writing this to the GITHUB_ENV environment file."
-      run: |
-        if [ ${{ github.event.inputs.commit_sha }} != "" ]
-        then
-            echo COMMIT_SHA="${{ github.event.inputs.commit_sha }}" >> $GITHUB_ENV
-        else
-            echo COMMIT_SHA="${{ github.sha }}" >> $GITHUB_ENV
-        fi
-    # read more about contexts: https://docs.github.com/en/actions/learn-github-actions/contexts#about-contexts
-    - uses: actions/checkout@v3
-      with:
-        ref: ${{ env.COMMIT_SHA }}
+    - name: Checkout repository
+      uses: actions/checkout@v3
 
+    - name: Check out ${{ github.event.inputs.commit_sha }} commit
+      if: github.event.inputs.commit_sha != ''
+      run: |
+        git fetch
+        git checkout ${{ github.event.inputs.commit_sha }}
     - name: Run monitoring
       run: |
         echo Find your Prometheus metrics using label {instance=\"${GITHUB_RUN_ID}-${HOSTNAME}\"}
@@ -130,16 +116,14 @@ jobs:
     - name: Print environment variables
       run: printenv
 
-    - name: Set up commit SHA
-      # "You can make an environment variable available to any subsequent steps in a workflow job by 
-      # defining or updating the environment variable and writing this to the GITHUB_ENV environment file."
+    - name: Checkout repository
+      uses: actions/checkout@v3
+
+    - name: Check out ${{ github.event.inputs.commit_sha }} commit
+      if: github.event.inputs.commit_sha != ''
       run: |
-        if [ ${{ github.event.inputs.commit_sha }} != "" ]
-        then
-            echo COMMIT_SHA="${{ github.event.inputs.commit_sha }}" >> $GITHUB_ENV
-        else
-            echo COMMIT_SHA="${{ github.sha }}" >> $GITHUB_ENV
-        fi
+        git fetch
+        git checkout ${{ github.event.inputs.commit_sha }}
     - uses: actions/checkout@v3
       with:
         ref: ${{ env.COMMIT_SHA }}