brew install not working on mbp m1

[weihsiu]

i don't know if this is m1 related but when i tried to install using brew install kowainik/tap/summoner-cli, i get:

==> Tapping kowainik/tap
Cloning into '/opt/homebrew/Library/Taps/kowainik/homebrew-tap'...
remote: Enumerating objects: 26, done.
remote: Counting objects: 100% (26/26), done.
remote: Compressing objects: 100% (23/23), done.
remote: Total 26 (delta 8), reused 14 (delta 2), pack-reused 0
Receiving objects: 100% (26/26), 13.05 KiB | 4.35 MiB/s, done.
Resolving deltas: 100% (8/8), done.
Error: Invalid formula: /opt/homebrew/Library/Taps/kowainik/homebrew-tap/summoner-cli.rb
summoner-cli: Calling bottle :unneeded is disabled! There is no replacement.
Please report this issue to the kowainik/tap tap (not Homebrew/brew or Homebrew/core):
  /opt/homebrew/Library/Taps/kowainik/homebrew-tap/summoner-cli.rb:7

Error: Invalid formula: /opt/homebrew/Library/Taps/kowainik/homebrew-tap/summoner-tui.rb
summoner-tui: Calling bottle :unneeded is disabled! There is no replacement.
Please report this issue to the kowainik/tap tap (not Homebrew/brew or Homebrew/core):
  /opt/homebrew/Library/Taps/kowainik/homebrew-tap/summoner-tui.rb:7

Error: Invalid formula: /opt/homebrew/Library/Taps/kowainik/homebrew-tap/stan.rb
stan: Calling bottle :unneeded is disabled! There is no replacement.
Please report this issue to the kowainik/tap tap (not Homebrew/brew or Homebrew/core):
  /opt/homebrew/Library/Taps/kowainik/homebrew-tap/stan.rb:7

Error: Invalid formula: /opt/homebrew/Library/Taps/kowainik/homebrew-tap/hit-on.rb
hit-on: Calling bottle :unneeded is disabled! There is no replacement.
Please report this issue to the kowainik/tap tap (not Homebrew/brew or Homebrew/core):
  /opt/homebrew/Library/Taps/kowainik/homebrew-tap/hit-on.rb:7

Error: Invalid formula: /opt/homebrew/Library/Taps/kowainik/homebrew-tap/life-sync.rb
life-sync: Calling bottle :unneeded is disabled! There is no replacement.
Please report this issue to the kowainik/tap tap (not Homebrew/brew or Homebrew/core):
  /opt/homebrew/Library/Taps/kowainik/homebrew-tap/life-sync.rb:7

Error: Cannot tap kowainik/tap: invalid syntax in tap!

[wbadart]

I'm seeing the same thing on my Intel Mac.