refer from here:
https://www.bv-brc.org/docs/quick_references/ftp.html

to download genomes:
for i in `cat genome_list`; do wget -qN "ftp://ftp.bvbrc.org/genomes/$i/$i.fna";
done

more infor 
https://github.com/hzi-bifo/AMR_benchmarking/blob/main/data/README.md