/usr/share/sawfish/1.5.3/lisp/describe.jl is in sawfish-lisp-source 1:1.5.3-2.4.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/sawfish/1.5.3/lisp/sawfish/wm/commands/describe.jl
/usr/share/sawfish/1.5.3/lisp/sawfish/wm/commands/describe.jl