Chocobo1 [1] filed a request to merge mpfr-svn [2] into mpfr-git [3]: Upstream project has migrated from svn to git. See: https://www.mpfr.org/git.html
[1] https://aur.archlinux.org/account/Chocobo1/ [2] https://aur.archlinux.org/pkgbase/mpfr-svn/ [3] https://aur.archlinux.org/pkgbase/mpfr-git/
