missing mingw archives

MINGW64 ~/purr-data/l2ork_addons $ ./tar_em_up.sh -Z nwjs-sdk-v0.16.0-mingw64_nt-10.0 Fetching the nwjs binary from https://git.purrdata.net/jwilkes/nwjs-binaries/raw/master/nwjs-sdk-v0.22.1-mingw 64_nt-10.0-x64.tar.gz https://git.purrdata.net/jwilkes/nwjs-binaries/raw/master/nwjs-sdk-v0.22.1-mingw 64_nt-10.0-x64.tar.gz: 2017-07-14 21:18:59 erreur 404 : Not Found.