diff --git a/pr-checks/sync-checks.test.ts b/pr-checks/sync-checks.test.ts
index 2f50b0e9e..4d49084cb 100644
--- a/pr-checks/sync-checks.test.ts
+++ b/pr-checks/sync-checks.test.ts
@@ -7,7 +7,12 @@ Tests for the sync-checks.ts script
 import * as assert from "node:assert/strict";
 import { describe, it } from "node:test";
 
-import { CheckInfo, Exclusions, removeExcluded } from "./sync-checks";
+import { CheckInfo, Exclusions, Options, removeExcluded } from "./sync-checks";
+
+const defaultOptions: Options = {
+  apply: false,
+  verbose: false,
+};
 
 const toCheckInfo = (name: string) =>
   ({ context: name, app_id: -1 }) satisfies CheckInfo;
@@ -27,12 +32,17 @@ const emptyExclusions: Exclusions = {
 
 describe("removeExcluded", async () => {
   await it("retains all checks if no exclusions are configured", () => {
-    const retained = removeExcluded(emptyExclusions, testChecks);
+    const retained = removeExcluded(
+      defaultOptions,
+      emptyExclusions,
+      testChecks,
+    );
     assert.deepEqual(retained, testChecks);
   });
 
   await it("removes exact matches", () => {
     const retained = removeExcluded(
+      defaultOptions,
       { ...emptyExclusions, is: ["CodeQL", "Update"] },
       testChecks,
     );
@@ -41,6 +51,7 @@ describe("removeExcluded", async () => {
 
   await it("removes partial matches", () => {
     const retained = removeExcluded(
+      defaultOptions,
       { ...emptyExclusions, contains: ["https://", "PR Check"] },
       testChecks,
     );
diff --git a/pr-checks/sync-checks.ts b/pr-checks/sync-checks.ts
index 604f1df9d..787ef002d 100755
--- a/pr-checks/sync-checks.ts
+++ b/pr-checks/sync-checks.ts
@@ -17,13 +17,15 @@ import {
 } from "./config";
 
 /** Represents the command-line options. */
-interface Options {
+export interface Options {
   /** The token to use to authenticate to the GitHub API. */
   token?: string;
   /** The git ref to use the checks for. */
   ref?: string;
   /** Whether to actually apply the changes or not. */
   apply: boolean;
+  /** Whether to output additional information. */
+  verbose: boolean;
 }
 
 /** Identifies the CodeQL Action repository. */
@@ -69,10 +71,13 @@ export interface CheckInfo {
 
 /** Removes entries from `checkInfos` based the configuration. */
 export function removeExcluded(
+  options: Options,
   exclusions: Exclusions,
   checkInfos: CheckInfo[],
 ): CheckInfo[] {
-  console.log(exclusions);
+  if (options.verbose) {
+    console.log(exclusions);
+  }
 
   return checkInfos.filter((checkInfo) => {
     if (exclusions.is.includes(checkInfo.context)) {
@@ -98,6 +103,7 @@ export function removeExcluded(
 
 /** Gets a list of check run names for `ref`. */
 async function getChecksFor(
+  options: Options,
   client: ApiClient,
   ref: string,
 ): Promise<CheckInfo[]> {
@@ -133,7 +139,7 @@ async function getChecksFor(
   // Load the configuration for which checks to exclude and apply it before
   // returning the checks.
   const exclusions = loadExclusions();
-  return removeExcluded(exclusions, checkInfos);
+  return removeExcluded(options, exclusions, checkInfos);
 }
 
 /** Gets the current list of release branches. */
@@ -224,6 +230,11 @@ async function main(): Promise<void> {
         type: "boolean",
         default: false,
       },
+      // Whether to output additional information.
+      verbose: {
+        type: "boolean",
+        default: false,
+      },
     },
     strict: true,
   });
@@ -244,7 +255,7 @@ async function main(): Promise<void> {
 
   // Find the check runs for the specified `ref` that we will later set as the required checks
   // for the main and release branches.
-  const checkInfos = await getChecksFor(client, options.ref);
+  const checkInfos = await getChecksFor(options, client, options.ref);
   const checkNames = new Set(checkInfos.map((info) => info.context));
 
   // Update the main branch.