Another install error on MacOS

[dolmen]

$ brew install hybridgroup/tools/gort
Running `brew update --preinstall`...
==> Auto-updated Homebrew!
Updated 3 taps (hashicorp/tap, homebrew/core and homebrew/cask).
==> Updated Formulae
Updated 25 formulae.
==> Updated Casks
Updated 3 casks.

==> Tapping hybridgroup/tools
Cloning into '/usr/local/Homebrew/Library/Taps/hybridgroup/homebrew-tools'...
remote: Enumerating objects: 63, done.
remote: Total 63 (delta 0), reused 0 (delta 0), pack-reused 63
Receiving objects: 100% (63/63), 10.23 KiB | 1.71 MiB/s, done.
Resolving deltas: 100% (23/23), done.
Warning: Calling bottle :unneeded is deprecated! There is no replacement.
Please report this issue to the hybridgroup/tools tap (not Homebrew/brew or Homebrew/core):
  /usr/local/Homebrew/Library/Taps/hybridgroup/homebrew-tools/gort.rb:9

Error: Invalid formula: /usr/local/Homebrew/Library/Taps/hybridgroup/homebrew-tools/opencv.rb
opencv: Invalid bottle tag symbol
Error: Cannot tap hybridgroup/tools: invalid syntax in tap!

[fanatic007]

Any resolution?