examples: match 'commit <hash>'

Change-Id: I833e37a60b93b23124f127b5639ab210fd12fa63

examples/opendev-gertty.yaml

@@ -84,6 +84,12 @@ commentlinks:
       - link:
           text: "{bug_str}"
           url: "https://storyboard.openstack.org/#!/task/{bug_id}"
+  # Match phrases containing "commit <commit ID>", e.g. in cherry picks
+  - match: "(?P<full_str>commit +(?P<id>[0-9a-f]{40}))"
+    replacements:
+      - search:
+          text: "{full_str}"
+          query: "commit:'{id}'"
 
 # This is the query used for the list of changes when a project is
 # selected.  The default is "status:open". If you don't want to see