/usr/share/maven-repo/saxon/ is in libsaxon-java 1:6.5.5-12.
This file is owned by root:root, with mode 0o755.
..
/usr/share/maven-repo/saxon/saxon/
/usr/share/maven-repo/saxon/saxon-jdom/
/usr/share/maven-repo/saxon/saxon-jdom/6.5.5/
/usr/share/maven-repo/saxon/saxon-jdom/6.5.5/saxon-jdom-6.5.5.jar
/usr/share/maven-repo/saxon/saxon-jdom/6.5.5/saxon-jdom-6.5.5.pom
/usr/share/maven-repo/saxon/saxon-jdom/debian/
/usr/share/maven-repo/saxon/saxon-jdom/debian/saxon-jdom-debian.jar
/usr/share/maven-repo/saxon/saxon-jdom/debian/saxon-jdom-debian.pom
/usr/share/maven-repo/saxon/saxon/6.5.5/
/usr/share/maven-repo/saxon/saxon/6.5.5/saxon-6.5.5.jar
/usr/share/maven-repo/saxon/saxon/6.5.5/saxon-6.5.5.pom
/usr/share/maven-repo/saxon/saxon/debian/
/usr/share/maven-repo/saxon/saxon/debian/saxon-debian.jar
/usr/share/maven-repo/saxon/saxon/debian/saxon-debian.pom