diff --git a/.github/workflows/clawsweeper-dispatch.yml b/.github/workflows/clawsweeper-dispatch.yml
index efc07868ac15..0cccf7364fa6 100644
--- a/.github/workflows/clawsweeper-dispatch.yml
+++ b/.github/workflows/clawsweeper-dispatch.yml
@@ -289,6 +289,7 @@ jobs:
         env:
           GH_TOKEN: ${{ steps.token.outputs.token }}
           TARGET_REPO: ${{ github.repository }}
+          TARGET_BRANCH: ${{ github.event.repository.default_branch }}
           ITEM_NUMBER: ${{ github.event.issue.number || github.event.pull_request.number }}
           ITEM_KIND: ${{ github.event_name == 'pull_request_target' && 'pull_request' || 'issue' }}
           SOURCE_EVENT: ${{ github.event_name }}
@@ -299,14 +300,52 @@ jobs:
             exit 0
           fi
           . "$RUNNER_TEMP/github-api-backoff.sh"
+          ingress_fingerprint="$(node <<'NODE'
+          const crypto = require("node:crypto");
+          const fs = require("node:fs");
+          const event = JSON.parse(fs.readFileSync(process.env.GITHUB_EVENT_PATH, "utf8"));
+          const pullRequest = event.pull_request && typeof event.pull_request === "object"
+            ? event.pull_request
+            : {};
+          const headSha = String(pullRequest.head?.sha || "").trim().toLowerCase();
+          const updatedAt = String(pullRequest.updated_at || "").trim();
+          if (
+            process.env.ITEM_KIND !== "pull_request" ||
+            !/^[0-9a-f]{40}$/.test(headSha) ||
+            !updatedAt
+          ) {
+            process.stdout.write("");
+          } else {
+            process.stdout.write(
+              crypto
+                .createHash("sha256")
+                .update(
+                  JSON.stringify({
+                    version: 1,
+                    target_repo: String(process.env.TARGET_REPO || "").toLowerCase(),
+                    item_number: Number(process.env.ITEM_NUMBER),
+                    action: String(process.env.SOURCE_ACTION || ""),
+                    head_sha: headSha,
+                    updated_at: updatedAt,
+                    body: typeof pullRequest.body === "string" ? pullRequest.body : "",
+                    label: String(event.label?.name || ""),
+                  }),
+                )
+                .digest("hex"),
+            );
+          }
+          NODE
+          )"
           payload="$(jq -nc \
             --arg target_repo "$TARGET_REPO" \
+            --arg target_branch "$TARGET_BRANCH" \
             --argjson item_number "$ITEM_NUMBER" \
             --arg item_kind "$ITEM_KIND" \
             --arg source_event "$SOURCE_EVENT" \
             --arg source_action "$SOURCE_ACTION" \
+            --arg ingress_fingerprint "$ingress_fingerprint" \
             --argjson supersedes_in_progress "$SUPERSEDES_IN_PROGRESS" \
-            '{event_type:"clawsweeper_item",client_payload:{target_repo:$target_repo,item_number:$item_number,item_kind:$item_kind,source_event:$source_event,source_action:$source_action,supersedes_in_progress:$supersedes_in_progress}}')"
+            '{event_type:"clawsweeper_item",client_payload:({target_repo:$target_repo,target_branch:$target_branch,item_number:$item_number,item_kind:$item_kind,source_event:$source_event,source_action:$source_action,supersedes_in_progress:$supersedes_in_progress} + (if $ingress_fingerprint != "" then {ingress_route:"target_dispatcher",ingress_fingerprint:$ingress_fingerprint} else {} end))}')"
           if gh_api_with_retry repos/openclaw/clawsweeper/dispatches \
             --method POST \
             --input - <<< "$payload"; then
diff --git a/test/scripts/ci-workflow-guards.test.ts b/test/scripts/ci-workflow-guards.test.ts
index 4e2bd214c4cd..b44510d92efd 100644
--- a/test/scripts/ci-workflow-guards.test.ts
+++ b/test/scripts/ci-workflow-guards.test.ts
@@ -1363,6 +1363,18 @@ NODE
     expect(activityRun).toMatch(
       /push: \(if \$event_name == "push" then \{\s+before: \.before,\s+after: \.after,\s+ref: \.ref,\s+compare: \.compare,\s+head_commit: \.head_commit\.id\s+\} else null end\)/u,
     );
+
+    const exactReviewStep = expectDefined(
+      steps.find((step) => step.name === "Dispatch exact ClawSweeper review"),
+      "ClawSweeper exact-review dispatch",
+    );
+    expect(exactReviewStep.env?.TARGET_BRANCH).toBe(
+      "${{ github.event.repository.default_branch }}",
+    );
+    expect(exactReviewStep.run).toContain('--arg target_branch "$TARGET_BRANCH"');
+    expect(exactReviewStep.run).toContain("target_branch:$target_branch");
+    expect(exactReviewStep.run).toContain('ingress_route:"target_dispatcher"');
+    expect(exactReviewStep.run).toContain("ingress_fingerprint:$ingress_fingerprint");
   });
 
   it("runs the PR context and evidence gate only for relevant PR changes", () => {