diff --git a/data/inference/make_datasets/repo_utils.py b/data/inference/make_datasets/repo_utils.py
deleted file mode 100644
index 18eda3134..000000000
--- a/data/inference/make_datasets/repo_utils.py
+++ /dev/null
@@ -1,83 +0,0 @@
-import os
-import subprocess
-from typing import Dict
-from traceback import format_exc
-from pathlib import Path
-import git
-from git.exc import GitError
-
-from metagpt.logs import logger
-
-KEY_INSTANCE_ID = "instance_id"
-RESET_FAILED = ">>>>> Reset Failed"
-
-
-class ExecWrapper:
-    def __init__(self, subprocess_args: Dict = None):
-        self.subprocess_args = subprocess_args or {}
-    
-    def __call__(self, cmd, raise_error=True, **kwargs):
-        try:
-            combined_args = {**self.subprocess_args, **kwargs}
-            output = subprocess.run(cmd, **combined_args)
-            return output
-        except subprocess.CalledProcessError as e:
-            if raise_error:
-                error_message = f"Error: {e}\nError stdout: {e.stdout}\nError stderr: {e.stderr}\nError traceback: {format_exc()}"
-                logger.error(error_message)
-                raise e
-
-
-class EnvManager:
-    def __init__(self, testbed):
-        shellenv = os.environ.copy()
-        self.testbed = testbed
-        
-        self.exec = ExecWrapper(
-            subprocess_args={
-                "check": True,
-                "shell": False,
-                "capture_output": True,
-                "text": True,
-                "env": shellenv,
-            }
-        )
-
-    def clone_repo(self, repo_name: str, path: str, token: str = None):
-        if token is None:
-            token = os.environ.get("GITHUB_TOKEN", "git")
-            if not token:
-                raise ValueError("GitHub token is required for cloning repositories.")
-    
-        repo_url = f"https://{token}@github.com/swe-bench/{repo_name.replace('/', '__')}.git"
-    
-        try:
-            # Ensure the destination directory exists
-            os.makedirs(path, exist_ok=True)
-        
-            # Clone the repository
-            git.Repo.clone_from(repo_url, path)
-            print(f"Repository '{repo_name}' cloned successfully.")
-        except GitError as e:
-            print(f"Failed to clone repository '{repo_name}': {e}")
-        
-    def reset_task_env(self, instance: Dict):
-        """
-        Reset task environment + testbed and checkout base commit of given task instance
-        """
-        try:
-            gitignore_path = Path(".gitignore")
-            if gitignore_path.exists():
-                self.exec(["git", "ls-files", "--ignored", "--exclude-standard", "-o", "-z"], raise_error=False)
-                self.exec(["xargs", "-0", "-r", "rm", "-rf"], input=gitignore_path.read_text())
-            
-            self.exec(["git", "restore", "."])
-            self.exec(["git", "reset", "HEAD", "."])
-            self.exec(["git", "clean", "-fdx"])
-            self.exec(["git", "-c", "advice.detachedHead=false", "checkout", instance['base_commit']])
-            logger.info(f"[{instance['instance_id']}] Reset task environment to {instance['base_commit']}")
-            return True
-        except Exception as e:
-            err_msg = f"{RESET_FAILED}; Failed to reset task environment to {instance['base_commit']}: {e}"
-            logger.error(err_msg)
-            return False
\ No newline at end of file