[ci] Enable default ACR in official/PR/UpgradeVersion pipelines. (#11052)

.azure-pipelines/azure-pipelines-UpgrateVersion.yml

@@ -42,8 +42,11 @@ parameters:
 stages:
 - stage: Build
   variables:
-    CACHE_MODE: none
-    VERSION_CONTROL_OPTIONS: 'SONIC_VERSION_CONTROL_COMPONENTS='
+    - name: CACHE_MODE
+      value: none
+    - name: VERSION_CONTROL_OPTIONS
+      value: 'SONIC_VERSION_CONTROL_COMPONENTS='
+    - template: .azure-pipelines/template-variables.yml@buildimage
   jobs:
   - template: azure-pipelines-build.yml
     parameters:

.azure-pipelines/official-build.yml

@@ -12,9 +12,20 @@ schedules:
     - 202012
   always: true
 
+resources:
+  repositories:
+  - repository: buildimage
+    type: github
+    name: Azure/sonic-buildimage
+    ref: master
+    endpoint: build
+
 trigger: none
 pr: none
 
+variables:
+- template: .azure-pipelines/template-variables.yml@buildimage
+
 stages:
 - stage: Build
   pool: sonicbld

azure-pipelines.yml

@@ -30,6 +30,17 @@ resources:
     name: Azure/sonic-mgmt
     endpoint: build
     ref: refs/heads/202012
+  - repository: buildimage
+    type: github
+    name: Azure/sonic-buildimage
+    endpoint: build
+    ref: master
+
+variables:
+- template: .azure-pipelines/azure-pipelines-repd-build-variables.yml@buildimage
+- template: .azure-pipelines/template-variables.yml@buildimage
+- name: CACHE_MODE
+  value: rcache 
 
 stages:
 - stage: BuildVS