/usr/share/doc/libfko-python/changelog.Debian.gz is in libfko-python 2.6.0-2.2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libfko-python/../libfko2/changelog.Debian.gz
/usr/share/doc/libfko-python/../libfko2/changelog.Debian.gz