/usr/share/common-lisp/systems/cl-github-v3.asd is in cl-github-v3 20130312-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/common-lisp/systems/../source/cl-github-v3/cl-github-v3.asd
/usr/share/common-lisp/systems/../source/cl-github-v3/cl-github-v3.asd