具体报错：

Error: No available formula with the name "nginx-full"

==> Searching for a previously deleted formula (in the last month)...

Warning: homebrew/core is shallow clone. To get complete history run:

  git -C "$(brew --repo homebrew/core)" fetch --unshallow

Error: No previously deleted formula found.

==> Searching for similarly named formulae...

==> Searching local taps...

Error: No similarly named formulae found.

==> Searching taps...

==> Searching taps on GitHub...

Error: No formulae found in taps.

找不到nginx-full包么？如何解决