See https://thapbi-pict.readthedocs.io/en/latest/examples/fungal_mock/index.html

This example is based on:

    Bakker (2018) A fungal mock community control for amplicon sequencing
    experiments.
    https://doi.org/10.1111/1755-0998.12760
    https://www.ebi.ac.uk/ena/data/view/PRJNA377530

It will download 122 raw FASTQ files (61 pairs), taking 346MB on disk.
