Pass only the HF_TOKEN to the subprocess, which might be required for the script to download gated models

app.py

@@ -57,12 +57,6 @@ class Config:
             is_using_user_token=bool(user_token),
         )
 
-    def get_env_vars(self) -> Dict[str, str]:
-        """Get environment variables with HF_TOKEN set appropriately."""
-        env_vars = os.environ.copy()
-        env_vars["HF_TOKEN"] = self.hf_token
-        return env_vars
-
 
 class ModelConverter:
     """Handles model conversion and upload operations."""
@@ -128,7 +122,9 @@ class ModelConverter:
             cwd=self.config.repo_path,
             capture_output=True,
             text=True,
-            env=self.config.get_env_vars(),
+            env={
+                "HF_TOKEN": self.config.hf_token,
+            },
         )
 
     def convert_model(