https://gcc.gnu.org/bugzilla/show_bug.cgi?id=1634
--- Comment #13 from Andrew Pinski <pinskia at gcc dot gnu.org> --- When we moved to git, gcc-cvs has become what this bug has requested. In that it sends the exact patch which was committed to the list now. An example is https://gcc.gnu.org/pipermail/gcc-cvs/2021-September/352936.html
