代码

private void GitUpdate()
{
    // 设置Git命令和参数
    string gitCommand = "git";
    string gitArguments = "pull";
    string workingDirectory = UGFExtendEditorToolConfig.Data.DataTable_XlsxPath; // 替换为你的Git仓库路径
    if (!Directory.Exists(workingDirectory))
    {
        EditorUtility.DisplayDialog("更新失败", $"{workingDirectory} 不存在", "确定");
        return;
    }
    // 创建一个新的进程启动信息
    ProcessStartInfo startInfo = new ProcessStartInfo
    {
        FileName = gitCommand,
        Arguments = gitArguments,
        RedirectStandardOutput = true,
        RedirectStandardError = true,
        UseShellExecute = false,
        CreateNoWindow = true,
        WorkingDirectory = workingDirectory // 设置工作目录
    };
    // 启动进程并等待完成
    using (Process process = new Process { StartInfo = startInfo })
    {
        process.Start();
        // 读取标准输出和错误输出
        string output = process.StandardOutput.ReadToEnd();
        string error = process.StandardError.ReadToEnd();
        process.WaitForExit();
        if (string.IsNullOrEmpty(error))
        {
            if (EditorUtility.DisplayDialog("更新成功", output, "确定"))
            {
                RefreshFiles();
            }
        }
        else
        {
            EditorUtility.DisplayDialog("更新失败", error, "确定");
        }
    }
}

参考

1. ProcessStartInfo 类 (System.Diagnostics)
2. Process 类 (System.Diagnostics)