/usr/share/neofetch/ascii/distro/archmerge is in neofetch 3.4.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20  | ${c1}                    y:
                  sMN-
                 +MMMm`
                /MMMMMd`
               :NMMMMMMy
              -NMMMMMMMMs
             .NMMMMMMMMMM+
            .mMMMMMMMMMMMM+
            oNMMMMMMMMMMMMM+
          `+:-+NMMMMMMMMMMMM+
          .sNMNhNMMMMMMMMMMMM/
        `hho/sNMMMMMMMMMMMMMMM/
       `.`omMMmMMMMMMMMMMMMMMMM+
      .mMNdshMMMMd+::oNMMMMMMMMMo
     .mMMMMMMMMM+     `yMMMMMMMMMs
    .NMMMMMMMMM/        yMMMMMMMMMy
   -NMMMMMMMMMh         `mNMMMMMMMMd`
  /NMMMNds+:.`             `-/oymMMMm.
 +Mmy/.                          `:smN:
/+.                                  -o.
 |