I had the same problem.
(我有同样的问题。)
As @Mauricio De La Quintana said, the problem is permission.
(正如@Mauricio De La Quintana所说,问题是允许。)
In my case (Windows environment), I solved the problem by removing the read-only property from the Repos folder and adding write permission to the Everyone user.
(在我的情况下(Windows环境),我通过从Repos文件夹中删除了只读属性并向Everyone用户添加了写权限来解决了该问题。)
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