To download all objects using wget:

wget -r -H -N --cut-dirs=4 --include-directories="/v1/" "https://swiftbrowser.dkrz.de/public/dkrz_ab6243f85fe24767bb1508712d1eb504/ENES%20Benchmark%20Suite/MPI-ESM1%20Benchmark/?show_all"

Name
md5_checksums.txt
mpiesm1_13.0_data_hist-MR.tar.gz
mpiesm1_13.1_data_hist-MR.tar.gz