我已经下载了android命令行工具，现在想使用此命令为api-24下载平台工具
sdkmanager "platform-tools" "platforms;android-28"
但是我不能这样做。
控制台上的错误是
Warning: Failed to download any source lists!
[= ] 3% Fetch remote repository...
Warning: java.net.ConnectException: Connection timed out: connect
[= ] 3% Fetch remote repository...
Warning: File C:\..\.android\repositories.cfg could not be loaded.
[= ] 3% Fetch remote repository...
[= ] 3% Computing updates...
[=== ] 8% Computing updates...
[=== ] 8% Computing updates...
[=== ] 10% Computing updates...
Warning: Failed to find package platform-tools
[=== ] 10% Computing updates...
注意：我正在为公司代理工作