git [command line] fatal: Authentication failed for

fatal: Authentication failed for

https://www.jianshu.com/p/8a7f257e07b8

git.exe fetch -v --progress "origin"

解决方法如下:
git config --system --unset credential.helper

 如果遇到如下错误：

D:zgg>git config --system --unset credential.helper
error: could not lock config file C:/Program Files/Git/mingw64/etc/gitconfig: Permission denied

以管理员身份运行cmd.exe

终于解决“Git Windows客户端保存用户名与密码”的问题 - dudu - 博客园
http://www.cnblogs.com/dudu/archive/2011/07/06/git_save_username_password.html

git - Tortoisegit asking password - Stack Overflow
https://stackoverflow.com/questions/8846972/tortoisegit-asking-password

git - Tortoisegit asking password - Stack Overflow
https://stackoverflow.com/questions/8846972/tortoisegit-asking-password