/usr/share/maven-repo/org/apache/commons/commons-jcs-core/2.0-beta-1/commons-jcs-core-2.0-beta-1.jar is in libcommons-jcs-java 2.0~beta1-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/maven-repo/org/apache/commons/commons-jcs-core/2.0-beta-1/../../../../../../java/commons-jcs-core.jar