/usr/share/maven-repo/org/apache/maven/wagon/wagon-scm/1.0/wagon-scm-1.0.jar is in libwagon-java 1.0.0-2ubuntu2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/maven-repo/org/apache/maven/wagon/wagon-scm/1.0/../../../../../../../java/wagon-scm.jar