brew Could Not Resolve HEAD to a Revision

背景

brew安装任何软件提示找不到

~ % brew install hugo
fatal: Could not resolve HEAD to a revision
==> Searching for similarly named formulae...
Error: No similarly named formulae found.
Error: No available formula or cask with the name "hugo".
==> Searching for a previously deleted formula (in the last month)...
Error: No previously deleted formula found.
==> Searching taps on GitHub...
Error: No formulae found in taps.

brew update报错

fatal: Could not resolve HEAD to a revision

解决方案

git -C $(brew --repository homebrew/core) checkout master

参考stackoverflow