Xu Cheng 8ca79a6df5 scm/git: handle no Xcode/CLT configuration
`/usr/bin/<tool>` will be a popup stub under such configuration.

The idea is to let `scm/git` to handle all of git location resolution
throughout Homebrew codebase.
2016-03-21 19:07:38 +08:00
..
2013-07-19 14:13:11 -07:00
4.2
2013-07-19 14:13:11 -07:00