I am no expert on tar/gnulib, but as far as I can tell from reading the Debian bug and related discussions, the gnulib commit that I mentioned earlier (i.e. http://git.savannah.gnu.org/cgit/gnulib.git/commit/?id=41c44a66101c6c14b4e7f151247d517579760ba9 ) is all that is needed to fix this problem.
I am no expert on tar/gnulib, but as far as I can tell from reading the Debian bug and related discussions, the gnulib commit that I mentioned earlier (i.e. git.savannah. gnu.org/ cgit/gnulib. git/commit/ ?id=41c44a66101 c6c14b4e7f15124 7d517579760ba9
http://
) is all that is needed to fix this problem.