diff --git a/roles/koji_hub/templates/hub.conf.j2 b/roles/koji_hub/templates/hub.conf.j2
index 8a30df4c2c..7051342361 100644
--- a/roles/koji_hub/templates/hub.conf.j2
+++ b/roles/koji_hub/templates/hub.conf.j2
@@ -245,3 +245,9 @@ build_from_scm =
     }
     all :: deny
 {% endif %}
+
+scm =
+      # allow scratch builds from any commits
+      bool scratch :: allow
+      match_all branches * !! deny Commit must be present on some branch
+      all :: allow