/usr/share/emacs/site-lisp/elpa-src/ is in elpa-magit 2.5.0-2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/git-rebase.el
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/magit-apply.el
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/magit-autoloads.el
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/magit-autorevert.el
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/magit-bisect.el
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/magit-blame.el
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/magit-commit.el
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/magit-core.el
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/magit-diff.el
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/magit-ediff.el
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/magit-extras.el
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/magit-git.el
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/magit-log.el
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/magit-mode.el
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/magit-pkg.el
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/magit-process.el
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/magit-remote.el
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/magit-section.el
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/magit-sequence.el
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/magit-stash.el
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/magit-submodule.el
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/magit-utils.el
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/magit-version.el
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/magit-wip.el
/usr/share/emacs/site-lisp/elpa-src/magit-2.5.0/magit.el