Filename too long unable to checkout working tree warning: Clone succeeded, but checkout failed.

Git错误提示： 

Filename too long unable to checkout working tree warning: Clone succeeded, but checkout failed.

提示说是文件名太长，无法签出工作树警告：克隆成功，但签出失败。

解决办法：

打开window 自带的命令行工具，输入如下代码即可：

git config --system core.longpaths true