[pytorch][require export] Create smartplatform configuration for trymerge (pytorch#75542)

Summary: Pull Request resolved: pytorch#75542

Reviewed By: malfet

Differential Revision: D35513051

fbshipit-source-id: adf59359fcf2410fa8a61746533c896ec22d5ed3

Author: bigfootjon

.github/scripts/gitutils.py

@@ -1,10 +1,11 @@
 #!/usr/bin/env python3
 
+import os
+import re
+import tempfile
 from collections import defaultdict
 from datetime import datetime
 from typing import cast, Any, Dict, Iterator, List, Optional, Tuple, Union
-import os
-import re
 
 
 RE_GITHUB_URL_MATCH = re.compile("^https://.*@?github.com/(.+)/(.+)$")
@@ -260,6 +261,12 @@ def amend_commit_message(self, msg: str) -> None:
         self._run_git("commit", "--amend", "-m", msg)
 
 
+def clone_repo(username: str, password: str, org: str, project: str) -> GitRepo:
+    path = tempfile.mkdtemp()
+    _check_output(['git', 'clone', f'https://{username}:{password}@github.com/{org}/{project}', path]).strip()
+    return GitRepo(path=path)
+
+
 class PeekableIterator(Iterator[str]):
     def __init__(self, val: str) -> None:
         self._val = val