diff --git a/gclient_scm.py b/gclient_scm.py
index d79f07e92..80519d9bb 100644
--- a/gclient_scm.py
+++ b/gclient_scm.py
@@ -32,6 +32,12 @@ import shutil
 import subprocess2
 
 
+THIS_FILE_PATH = os.path.abspath(__file__)
+
+GSUTIL_DEFAULT_PATH = os.path.join(
+    os.path.dirname(os.path.abspath(__file__)), 'gsutil.py')
+
+
 class NoUsableRevError(gclient_utils.Error):
   """Raised if requested revision isn't found in checkout."""
 
diff --git a/git_cache.py b/git_cache.py
index a20662be2..a76816da6 100755
--- a/git_cache.py
+++ b/git_cache.py
@@ -35,12 +35,6 @@ GC_AUTOPACKLIMIT = 50
 
 GIT_CACHE_CORRUPT_MESSAGE = 'WARNING: The Git cache is corrupt.'
 
-# gsutil creates many processes and threads. Creating too many gsutil cp
-# processes may result in running out of resources, and may perform worse due to
-# contextr switching. This limits how many concurrent gsutil cp processes
-# git_cache runs.
-GSUTIL_CP_SEMAPHORE = threading.Semaphore(2)
-
 try:
   # pylint: disable=undefined-variable
   WinErr = WindowsError
@@ -312,9 +306,8 @@ class Mirror(object):
       self.print('Downloading files in %s/* into %s.' %
                  (latest_dir, tempdir))
       with self.print_duration_of('download'):
-        with self.GSUTIL_CP_SEMAPHORE():
-          code = gsutil.call('-m', 'cp', '-r', latest_dir + "/*",
-                             tempdir)
+        code = gsutil.call('-m', 'cp', '-r', latest_dir + "/*",
+                           tempdir)
       if code:
         return False
       # Set HEAD to main.