diff --git a/abc b/abc
new file mode 100644
index 0000000..e69de29
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 46d1469..a29ca7b 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -6,7 +6,21 @@
 trigger:
   branches:
     include:
-      - '*'
+      - master
+      - 20????
+pr:
+  branches:
+    include:
+      - master
+      - 20????
+schedules:
+- cron: "0 0 * * 0"
+  displayName: Weekly Sunday build
+  branches:
+    include:
+      - master
+      - 20????
+  always: true
 
 parameters:
 - name: dist
@@ -24,17 +38,31 @@ container:
   image: sonicdev-microsoft.azurecr.io:443/sonic-slave-bullseye:master
 
 steps:
+- script: |
+    if [[ "$(Build.Reason)" == "PullRequest" ]];then
+      echo "##vso[task.setvariable variable=sourceBranch]$(System.PullRequest.TargetBranch)"
+    else
+      echo "##vso[task.setvariable variable=sourceBranch]$(Build.SourceBranchName)"
+    fi
+  displayName: "Get correct artifact downloading branch"
 - task: DownloadPipelineArtifact@2
   inputs:
     source: specific
     project: build
-    pipeline: 1
+    pipeline: 142
     artifact: sonic-buildimage.vs
     runVersion: 'latestFromBranch'
-    runBranch: 'refs/heads/master'
+    runBranch: 'refs/heads/$(sourceBranch)'
     patterns: |
-      target/debs/${{ parameters.dist }}/*.deb
-      target/python-wheels/${{ parameters.dist }}/*.whl
+      target/debs/**/libnl-3-200_*.deb
+      target/debs/**/libnl-genl-3-200_*.deb
+      target/debs/**/libnl-route-3-200_*.deb
+      target/debs/**/libnl-nf-3-200_*.deb
+      target/debs/**/libhiredis0.14_*.deb
+      target/debs/**/libyang_1.*.deb
+      target/debs/**/libswsscommon_1.0.0_amd64.deb
+      target/debs/**/python3-swsscommon_1.0.0_amd64.deb
+      target/python-wheels/**/swsssdk-2.0.1-py3-none-any.whl
   displayName: "Download artifacts from latest sonic-buildimage build"
 
 - script: |