diff --git a/.github/workflows/build_and_test.yml b/.github/workflows/build_and_test.yml
index 0faf31751f..47c7261df7 100644
--- a/.github/workflows/build_and_test.yml
+++ b/.github/workflows/build_and_test.yml
@@ -90,7 +90,8 @@ jobs:
       run: |
         apache_spark_ref=`git rev-parse HEAD`
         git fetch https://github.com/$GITHUB_REPOSITORY.git ${GITHUB_REF##*/}
-        git merge --progress --ff-only FETCH_HEAD
+        git -c user.name='Apache Spark Test Account' -c user.email='sparktestacc@gmail.com' merge --no-commit --progress --squash FETCH_HEAD
+        git -c user.name='Apache Spark Test Account' -c user.email='sparktestacc@gmail.com' commit -m "Merged commit"
         echo "::set-output name=APACHE_SPARK_REF::$apache_spark_ref"
     # Cache local repositories. Note that GitHub Actions cache has a 2G limit.
     - name: Cache Scala, SBT and Maven
@@ -186,7 +187,8 @@ jobs:
       run: |
         apache_spark_ref=`git rev-parse HEAD`
         git fetch https://github.com/$GITHUB_REPOSITORY.git ${GITHUB_REF##*/}
-        git merge --progress --ff-only FETCH_HEAD
+        git -c user.name='Apache Spark Test Account' -c user.email='sparktestacc@gmail.com' merge --no-commit --progress --squash FETCH_HEAD
+        git -c user.name='Apache Spark Test Account' -c user.email='sparktestacc@gmail.com' commit -m "Merged commit"
         echo "::set-output name=APACHE_SPARK_REF::$apache_spark_ref"
     # Cache local repositories. Note that GitHub Actions cache has a 2G limit.
     - name: Cache Scala, SBT and Maven
@@ -261,7 +263,8 @@ jobs:
       run: |
         apache_spark_ref=`git rev-parse HEAD`
         git fetch https://github.com/$GITHUB_REPOSITORY.git ${GITHUB_REF##*/}
-        git merge --progress --ff-only FETCH_HEAD
+        git -c user.name='Apache Spark Test Account' -c user.email='sparktestacc@gmail.com' merge --no-commit --progress --squash FETCH_HEAD
+        git -c user.name='Apache Spark Test Account' -c user.email='sparktestacc@gmail.com' commit -m "Merged commit"
         echo "::set-output name=APACHE_SPARK_REF::$apache_spark_ref"
     # Cache local repositories. Note that GitHub Actions cache has a 2G limit.
     - name: Cache Scala, SBT and Maven