diff --git a/sdk_args.gni b/sdk_args.gni
index 7e974a5d0fe..2776011c854 100644
--- a/sdk_args.gni
+++ b/sdk_args.gni
@@ -18,10 +18,7 @@ declare_args() {
   #
   # to out/ReleaseX64/args.gn. The path above can be extracted from the `.git`
   # file under the git worktree folder.
-  # The script run here should take care of everything automatically though.
-  default_git_folder = exec_script("$_dart_root/tools/get_dot_git_folder.py",
-                                   [ rebase_path("$_dart_root/.git") ],
-                                   "trim string")
+  default_git_folder = "$_dart_root/.git"
 
   # Whether to enable the SDK hash check that will prevent loading a kernel
   # into a VM which was built with a different SDK.
diff --git a/tools/get_dot_git_folder.py b/tools/get_dot_git_folder.py
deleted file mode 100755
index 5dabce263fe..00000000000
--- a/tools/get_dot_git_folder.py
+++ /dev/null
@@ -1,22 +0,0 @@
-#!/usr/bin/env python
-# Copyright (c) 2021, the Dart project authors.  Please see the AUTHORS file
-# for details. All rights reserved. Use of this source code is governed by a
-# BSD-style license that can be found in the LICENSE file.
-#
-# This python script is a wrapper around `git rev-parse --resolve-git-dir`.
-# This is used for the build system to work with git worktrees.
-
-import sys
-import subprocess
-
-
-def main():
-    if len(sys.argv) != 2:
-        raise Exception('Expects exactly 1 argument.')
-
-    return subprocess.call(
-        ['git', 'rev-parse', '--resolve-git-dir', sys.argv[1]])
-
-
-if __name__ == '__main__':
-    sys.exit(main())