{ stdenv, git-theme-src, mkVersion, ... }: stdenv.mkDerivation { pname = "dracula-git"; version = mkVersion git-theme-src; src = git-theme-src; installPhase = '' chmod 777 ./config/gitconfig # Remove every line above 'Dracula Dark Theme' line=$(grep -n 'Dracula Dark Theme' ./config/gitconfig | cut -d: -f1) sed -i "1,$((line-1))d" ./config/gitconfig cat ./config/gitconfig > $out ''; }