diff --git a/app/models/changeset.rb b/app/models/changeset.rb
index d3fa8ab..1951703 100644
--- a/app/models/changeset.rb
+++ b/app/models/changeset.rb
@@ -157,7 +157,11 @@ class Changeset < ActiveRecord::Base
       "r#{revision}"
     end
     if repository && repository.identifier.present?
-      tag = "#{repository.identifier}|#{tag}"
+      if scmid?
+        tag = "commit:#{repository.identifier}|#{scmid}"
+      else
+        tag = "#{repository.identifier}|#{tag}"
+      end
     end
     if ref_project && project && ref_project != project
       tag = "#{project.identifier}:#{tag}"