diff --git a/dist/index.js b/dist/index.js
index 2e291b6..9bd1bec 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -34392,7 +34392,7 @@ const git = (0, simple_git_1.default)();
  * Fetches all commits from the remote repository
  */
 async function fullFetch() {
-    (0, promises_1.access)(path.join(".git", "shallow"))
+    return (0, promises_1.access)(path.join(".git", "shallow"))
         .then(async () => {
         (0, core_1.debug)("Repository is shallow, fetching all commits");
         await git.fetch(["--unshallow"]);
diff --git a/src/git-util.ts b/src/git-util.ts
index 7ec32e4..b50aee0 100644
--- a/src/git-util.ts
+++ b/src/git-util.ts
@@ -9,7 +9,7 @@ const git = simpleGit();
  * Fetches all commits from the remote repository
  */
 export async function fullFetch(): Promise<void> {
-  access(path.join(".git", "shallow"))
+  return access(path.join(".git", "shallow"))
     .then(async () => {
       debug("Repository is shallow, fetching all commits");
       await git.fetch(["--unshallow"]);