docs: def install_hook(self, hook_name, hook_content):
          """Install the repository hook for this repo.
  
          Args:
              hook_name (str)
              hook_content (str)
          """
          hook_path = os.path.join(self.path, '.git/hooks', hook_name)
          with open(hook_path, 'w') as f:
              f.write(hook_content)
          os.chmod(hook_path, stat.S_IEXEC | stat.S_IREAD | stat.S_IWRITE)