Seems like these tasks are all part of outreachy program and you are supposed to be submitting it to the outreachy mailing list.:

https://kernelnewbies.org/IIO_tasks

one of the task is learning how to compile your own module, which is better explained in

https://static.lwn.net/images/pdf/LDD3/ch02.pdf

I am not sure if compilation process has changed much. Only thing which I think have changed in modprobe being less preferred.