Add cog/ cwd.

Bug: 1354709, b/242209562
Change-Id: I4a53efa0e633979f5a38a5618553e0b8fc243cca
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/3863963
Auto-Submit: Joanna Wang <jojwang@chromium.org>
Reviewed-by: Aravind Vasudevan <aravindvasudev@google.com>
Commit-Queue: Aravind Vasudevan <aravindvasudev@google.com>

gclient_scm.py

@@ -214,7 +214,8 @@ class GitWrapper(SCMWrapper):
   def _IsCog():
     """Returns true if the env is cog"""
     if not GitWrapper._is_env_cog:
-      GitWrapper._is_env_cog = os.getcwd().startswith('/google/src/cloud')
+      GitWrapper._is_env_cog = any(os.getcwd().startswith(x) for x in [
+          '/google/cog/cloud', '/google/src/cloud'])
 
     return GitWrapper._is_env_cog