fix(mobile): wire plugin catalog and session-scoped subagent controls

hermes_cli/_subprocess_compat.py

@@ -769,7 +769,10 @@ def bounded_git_probe(argv: Sequence[str], *, timeout: float) -> str:
     openai/codex#36793). ``process_group`` only changes which group the child
     belongs to; it does not detach the terminal or alter the fast path.
     """
-    result = bounded_probe_run(argv, timeout=timeout, env=noninteractive_git_env())
+    env = noninteractive_git_env()
+    # Read-only probes must not fetch missing trees in partial clones.
+    env["GIT_NO_LAZY_FETCH"] = "1"
+    result = bounded_probe_run(argv, timeout=timeout, env=env)
     if result is None or result.returncode != 0:
         return ""
     return (result.stdout or "").strip()