anchor.diff:          "https://download2.ebz.epson.net/iscan/plugin/gt-x770/rpm/x64/iscan-gt-x770-bundle-${version}.x64.rpm.tar.gz"
           "https://web.archive.org/web/https://download2.ebz.epson.net/iscan/plugin/gt-x770/rpm/x64/iscan-gt-x770-bundle-${version}.x64.rpm.tar.gz"
         ];
  -      sha256 = "1cz4z3wz216s77z185m665jcgdslil5gn4dsi118nv1fm17z3jik";
  +      sha256 = "1chxdm6smv2d14pn2jl9xyd0vr42diy7vpskd3b9a61gf5h3gj03";
       };
       installPhase = ''
         cd plugins
  
positive.code:         "https://download2.ebz.epson.net/iscan/plugin/gt-f720/rpm/x64/iscan-gt-f720-bundle-${version}.x64.rpm.tar.gz"
          "https://web.archive.org/web/https://download2.ebz.epson.net/iscan/plugin/gt-f720/rpm/x64/iscan-gt-f720-bundle-${version}.x64.rpm.tar.gz"
        ];
        sha256 = "12rivh00n9mhagy5yjl1m0bv7ypbig6brqkxm0a12xy0mjq7yv8y";
      };
      installPhase = ''
        cd plugins
  
negative.code:         "https://download2.ebz.epson.net/iscan/plugin/gt-s80/rpm/x64/iscan-gt-s80-bundle-${version}.x64.rpm.tar.gz"
          "https://web.archive.org/web/https://download2.ebz.epson.net/iscan/plugin/gt-s80/rpm/x64/iscan-gt-s80-bundle-${version}.x64.rpm.tar.gz"
        ];
        sha256 = "00qfdgs03k7bbs67zjrk8hbxvlyinsmk890amp9cmpfjfzdxgg58";
      };
      installPhase = ''
        cd plugins
  