Solution 1:
brew list --versions | grep HEAD
$ brew list --versions | grep HEAD
libimobiledevice HEAD-bfaf1a1
libusbmuxd HEAD-73cb5c1
List all HEAD formula brew
Solution 1:
brew list --versions | grep HEAD
$ brew list --versions | grep HEAD
libimobiledevice HEAD-bfaf1a1
libusbmuxd HEAD-73cb5c1