[Symfony\Component\Process\Exception\ProcessTimedOutException] exceeded the timeout of 300 seconds.

[Symfony\Component\Process\Exception\ProcessTimedOutException] exceeded the timeout of 300 seconds.

解决办法:修改COMPOSER_PROCESS_TIMEOUT,默认是300秒,改大这个时间即可

# export COMPOSER_PROCESS_TIMEOUT=3600
# composer update