diff --git a/app/Utils/RepositoryUtils.php b/app/Utils/RepositoryUtils.php
index b18f0cc098..abb7a7c4cc 100644
--- a/app/Utils/RepositoryUtils.php
+++ b/app/Utils/RepositoryUtils.php
@@ -14,6 +14,19 @@
 
 class RepositoryUtils
 {
+    public static function is_github_url(string $url): bool
+    {
+        if (str_contains($url, 'github.com')) {
+            return true;
+        }
+        $enterpriseUrl = config('cdash.github_enterprise_url');
+        if ($enterpriseUrl !== null) {
+            $host = parse_url($enterpriseUrl, PHP_URL_HOST);
+            return is_string($host) && str_contains($url, $host);
+        }
+        return false;
+    }
+
     /** Return the GitHub diff URL */
     public static function get_github_diff_url($projecturl, $directory, $file, $revision)
     {
@@ -146,6 +159,18 @@ public static function post_pull_request_comment($projectid, $pull_request, $com
     /** Convert GitHub repository viewer URL into corresponding API URL. */
     public static function get_github_api_url($github_url): string
     {
+        $enterpriseUrl = config('cdash.github_enterprise_url');
+        if ($enterpriseUrl !== null) {
+            $host = parse_url($enterpriseUrl, PHP_URL_HOST);
+            if (is_string($host) && str_contains($github_url, $host)) {
+                // GHE API URL format
+                $idx = strpos($github_url, $host);
+                $idx2 = $idx + strlen($host) + 1;
+                $api_url = substr($github_url, 0, $idx) . $host . '/api/v3/repos/';
+                $api_url .= substr($github_url, $idx2);
+                return $api_url;
+            }
+        }
         /*
          * For a URL of the form:
          * ...://github.com/<user>/<repo>
@@ -166,7 +191,7 @@ public static function post_github_pull_request_comment(Project $project, $pull_
         $repo = null;
         $repositories = $project->GetRepositories();
         foreach ($repositories as $repository) {
-            if (str_contains($repository['url'], 'github.com')) {
+            if (self::is_github_url($repository['url'])) {
                 $repo = $repository;
                 break;
             }
diff --git a/app/cdash/app/Lib/Repository/GitHub.php b/app/cdash/app/Lib/Repository/GitHub.php
index 32383b1374..597aeab862 100644
--- a/app/cdash/app/Lib/Repository/GitHub.php
+++ b/app/cdash/app/Lib/Repository/GitHub.php
@@ -19,6 +19,7 @@
 
 use App\Models\BuildUpdateFile;
 use App\Models\PendingSubmissions;
+use App\Utils\RepositoryUtils;
 use CDash\Database;
 use CDash\Model\Build;
 use CDash\Model\BuildUpdate;
@@ -44,8 +45,6 @@
  */
 class GitHub implements RepositoryInterface
 {
-    public const BASE_URI = 'https://api.github.com';
-
     private string $installationId = '';
     private string $owner = '';
     private string $repo = '';
@@ -76,7 +75,7 @@ public function __construct(Project $project)
 
         $repositories = $this->project->GetRepositories();
         foreach ($repositories as $repo) {
-            if (str_contains($repo['url'], 'github.com')) {
+            if (RepositoryUtils::is_github_url($repo['url'])) {
                 $this->installationId = $repo['username'];
                 break;
             }
@@ -93,7 +92,8 @@ public function setApiClient(GitHubClient $client): void
     protected function initializeApiClient(): void
     {
         $builder = new GitHubBuilder();
-        $apiClient = new GitHubClient($builder, 'machine-man-preview');
+        $enterpriseUrl = config('cdash.github_enterprise_url');
+        $apiClient = new GitHubClient($builder, 'machine-man-preview', $enterpriseUrl);
         $this->setApiClient($apiClient);
     }
 
diff --git a/config/cdash.php b/config/cdash.php
index 21bbb26827..3c2115cedc 100755
--- a/config/cdash.php
+++ b/config/cdash.php
@@ -39,6 +39,7 @@
     'delete_old_subprojects' => env('DELETE_OLD_SUBPROJECTS', true),
     'github_always_pass' => env('GITHUB_ALWAYS_PASS', false),
     'github_app_id' => env('GITHUB_APP_ID', null),
+    'github_enterprise_url' => env('GITHUB_ENTERPRISE_URL', null),
     'github_private_key' => env('GITHUB_PRIVATE_KEY', null),
     'github_webhook_secret' => env('GITHUB_WEBHOOK_SECRET', null),
     'large_text_limit' => env('LARGE_TEXT_LIMIT', 0),