SuperBuild LibKML URL is out of date
It's https://deb.debian.org/debian/pool/main/libk/libkml/libkml_1.3.0~r864+dfsg.orig.tar.gz, but should be http://deb.debian.org/debian/pool/main/libk/libkml/libkml_1.3.0.orig.tar.gz or something like that.
It's https://deb.debian.org/debian/pool/main/libk/libkml/libkml_1.3.0~r864+dfsg.orig.tar.gz, but should be http://deb.debian.org/debian/pool/main/libk/libkml/libkml_1.3.0.orig.tar.gz or something like that.