Run rspec foss-impact in canonical MR pipelines

.gitignore

@@ -92,4 +92,4 @@ webpack-dev-server.json
 /.nvimrc
 .solargraph.yml
 apollo.config.js
-matching_foss_tests.txt
+/tmp/matching_foss_tests.txt

.gitlab/ci/rails.gitlab-ci.yml

@@ -326,12 +326,12 @@ db:rollback geo:
 ##################################################
 
 ##################################################
-# EE: merged result MR pipelines
-rspec verify-no-ee-in-foss:
+# EE: Canonical MR pipelines
+rspec foss-impact:
   extends:
     - .rspec-base
     - .as-if-foss
-    - .rails:rules:ee-only
+    - .rails:rules:ee-canonical-mr-only
     - .use-pg11
   script:
     - git fetch origin $CI_MERGE_REQUEST_TARGET_BRANCH_NAME
@@ -339,11 +339,11 @@ rspec verify-no-ee-in-foss:
     - run_timed_command "scripts/gitaly-test-build"
     - run_timed_command "scripts/gitaly-test-spawn"
     - source scripts/rspec_helpers.sh
-    - scripts/find_foss_tests matching_foss_tests.txt
-    - rspec_simple_job "--tag ~quarantine --tag ~geo --tag ~level:migration $(cat matching_foss_tests.txt)"
+    - scripts/find_foss_tests tmp/matching_foss_tests.txt
+    - rspec_simple_job "--tag ~quarantine --tag ~geo --tag ~level:migration $(cat tmp/matching_foss_tests.txt)"
   artifacts:
     expire_in: 7d
     paths:
-      - matching_foss_tests.txt
-# EE: merged result MR pipelines
+      - tmp/matching_foss_tests.txt
+# EE: Merge Request pipelines
 ##################################################

.gitlab/ci/rules.gitlab-ci.yml

@@ -446,6 +446,15 @@
     - <<: *if-master-refs
       changes: *code-backstage-patterns
 
+.rails:rules:ee-canonical-mr-only:
+  rules:
+    - <<: *if-not-ee
+      when: never
+    - <<: *if-not-canonical-namespace
+        when: never
+    - <<: *if-merge-request
+      changes: *code-backstage-patterns
+
 .rails:rules:downtime_check:
   rules:
     - <<: *if-merge-request