ci(perf): pin optimized Kova evaluator (#104772)

.github/workflows/openclaw-performance.yml

@@ -50,7 +50,7 @@ on:
       kova_ref:
         description: openclaw/Kova Git ref to install
         required: false
-        default: 5425ee9e6c59cc18c1fd52a65df09fbc758381a7
+        default: 2b02b7d33418db0c6952c4cf8fe8a608e7964859
         type: string
       dispatch_id:
         description: Optional parent workflow dispatch identifier
@@ -153,7 +153,7 @@ jobs:
             include_filters: "scenario:agent-cold-warm-message"
             expected_release_entries: "agent-cold-warm-message:mock-openai-provider"
     env:
-      KOVA_REF: ${{ inputs.kova_ref || '5425ee9e6c59cc18c1fd52a65df09fbc758381a7' }}
+      KOVA_REF: ${{ inputs.kova_ref || '2b02b7d33418db0c6952c4cf8fe8a608e7964859' }}
       KOVA_HOME: ${{ github.workspace }}/.artifacts/kova/home/${{ matrix.lane }}
       PERFORMANCE_HELPER_DIR: ${{ github.workspace }}/.artifacts/performance-workflow
       REPORT_DIR: ${{ github.workspace }}/.artifacts/kova/reports/${{ matrix.lane }}

test/scripts/openclaw-performance-workflow.test.ts

@@ -82,7 +82,7 @@ describe("OpenClaw performance workflow", () => {
 
   it("pins the Kova evaluator with release validation contracts", () => {
     const workflow = readFileSync(WORKFLOW, "utf8");
-    const kovaRef = "5425ee9e6c59cc18c1fd52a65df09fbc758381a7";
+    const kovaRef = "2b02b7d33418db0c6952c4cf8fe8a608e7964859";
     const install = findStep("Install OCM and Kova");
     const installRun = install.run ?? "";