Force sync on kernel package

catalog.cfg

 # kind: resf.peridot.v1.CatalogSync
+exclude_filter {
+  repo_match: "^cloud-common$"
+  arch {
+    key: "*"
+    glob_match: "kernel-debug-devel-matched"
+  }
+}
 package {
   name: "kernel"
   type: 2
   repository {
     name: "cloud-common"
-    # use placeholder filter to force a new repo without any artifacts
-    include_filter: "peridot-placeholder.noarch"
+    # use an include filter, then exclude same NA to force an empty repo
+    include_filter: "kernel-debug-devel-matched.aarch64"
   }
   repository {
     name: "cloud-kernel"