Revise `isGhes` logic

src/utils/actionUtils.ts

@@ -4,10 +4,16 @@ import * as core from "@actions/core";
 import { RefKey } from "../constants";
 
 export function isGhes(): boolean {
-    const ghUrl = new URL(
-        process.env["GITHUB_SERVER_URL"] || "https://github.com"
-    );
-    return ghUrl.hostname.toUpperCase() !== "GITHUB.COM";
+  const ghUrl = new URL(
+    process.env['GITHUB_SERVER_URL'] || 'https://github.com'
+  );
+
+  const hostname = ghUrl.hostname.trimEnd().toUpperCase()
+  const isGitHubHost = hostname === 'GITHUB.COM'
+  const isGitHubEnterpriseCloudHost = hostname.endsWith('.GHE.COM')
+  const isLocalHost = hostname.endsWith('.LOCALHOST')
+
+  return !isGitHubHost && !isGitHubEnterpriseCloudHost && !isLocalHost
 }
 
 export function isExactKeyMatch(key: string, cacheKey?: string): boolean {