>>> harfbuzz 1.7.1 Downloading
--2017-11-23 00:45:28--  https://www.freedesktop.org/software/harfbuzz/release/harfbuzz-1.7.1.tar.bz2
Resolving www.freedesktop.org (www.freedesktop.org)... 131.252.210.176, 2610:10:20:722:a800:ff:feda:470f
Connecting to www.freedesktop.org (www.freedesktop.org)|131.252.210.176|:443... connected.
ERROR: The certificate of `www.freedesktop.org' is not trusted.
--2017-11-23 00:45:29--  http://sources.buildroot.net/harfbuzz-1.7.1.tar.bz2
Resolving sources.buildroot.net (sources.buildroot.net)... 176.9.16.109
Connecting to sources.buildroot.net (sources.buildroot.net)|176.9.16.109|:80... connected.
HTTP request sent, awaiting response... 404 Not Found
2017-11-23 00:45:29 ERROR 404: Not Found.

make: *** [/home/peko/autobuild/instance-1/output/build/harfbuzz-1.7.1/.stamp_downloaded] Error 1
make: Leaving directory `/home/peko/autobuild/instance-1/buildroot'