This doesn’t seem too surprising to me. Any moderately competent developer could gain maintainership of a huge percentage of open source projects if they’re be

This doesn’t seem too surprising to me. Any moderately competent developer could gain maintainership of a huge percentage of open source projects if they’re being paid to focus solely on that goal… after all, they’re competing mostly against devs working on it part side or as a hobby. If this is state sponsored, they likely have similar programs in a large number of other projects.