mathieu@laptop:~/blog/php$ cat composer-update-hanging-on-loading-composer-repositories-with-package-information.txt
One of my projects has some private repositories and when I tried to do a composer update it seemed to keep hanging on: “Loading composer repositories with package information”.
What you can do to really see if it hanging is to use -vvvv when updating composer.
composer update -vvvv
mathieu@laptop:~$ fortune