/usr/share/doc/pybit-client/changelog.Debian.gz is in pybit-client 1.0.0-3.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/pybit-client/../pybit-common/changelog.Debian.gz
/usr/share/doc/pybit-client/../pybit-common/changelog.Debian.gz