Error installing Crashlytics 解决办

[!] Error installing Crashlytics
[!] /usr/bin/curl -f -L -o /var/folders/3t/6cvkgg911qzghht3cqpqf0zh0000gn/T/d20180411-11371-1s8lr32/file.zip https://kit-downloads.fabric.io/cocoapods/crashlytics/3.10.1/crashlytics.zip --create-dirs --netrc-optional

  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
  0     0    0     0    0     0      0      0 --:--:--  0:04:32 --:--:--     0
curl: (35) LibreSSL SSL_connect: SSL_ERROR_SYSCALL in connection to kit-downloads.fabric.io:443

终端输入

echo insecure >> ~/.curlrc

参考
参考1