diff --git a/index.js b/index.js
index 8c02fff..537a500 100644
--- a/index.js
+++ b/index.js
@@ -240,7 +240,7 @@ const pkg = getPackageJson();
       );
     }
 
-    const remoteRepo = `https://${process.env.GITHUB_ACTOR}:${process.env.GITHUB_TOKEN}@github.com/${process.env.GITHUB_REPOSITORY}.git`;
+    const remoteRepo = `https://${process.env.GITHUB_ACTOR}:${process.env.GITHUB_TOKEN}@${process.env.CUSTOM_GIT_URL || "github.com"}/${process.env.GITHUB_REPOSITORY}.git`;
     if (process.env['INPUT_SKIP-TAG'] !== 'true') {
       await runInWorkspace('git', ['tag', newVersion]);
       if (process.env['INPUT_SKIP-PUSH'] !== 'true') {