Installation script is broken

[vlasov-y]

# sh ./get-crdoc.sh -b ./bin -d
fybrik/crdoc info checking GitHub for latest tag
fybrik/crdoc debug http_download https://github.com/fybrik/crdoc/releases/latest
fybrik/crdoc info found version: 0.6.3 for v0.6.3/Linux/x86_64
fybrik/crdoc debug downloading files into /tmp/tmp.whAYLrNb8E
fybrik/crdoc debug http_download https://github.com/fybrik/crdoc/releases/download/v0.6.3/crdoc_0.6.3_Linux_x86_64.tar.gz
fybrik/crdoc debug http_download_curl received HTTP status 404