If it's GPLv3 licensed, then I should be able to request and get the access to the source code:
https://www.gnu.org/licenses/gpl-faq.html#MustSourceBuildToM...
and
https://www.gnu.org/licenses/gpl-3.0.txt section 6, point d
https://www.gnu.org/licenses/gpl-faq.html#MustSourceBuildToM...
and
https://www.gnu.org/licenses/gpl-3.0.txt section 6, point d