我正在用brew在OS Mojave上安装mysql。我收到此错误：
Stack:
0 __exceptionPreprocess (in CoreFoundation)
1 objc_exception_throw (in libobjc.A.dylib)
2 -[DVTExtension valueForKey:error:] (in DVTFoundation)
3 _IDEInitializeOnePlugInAndPrerequisites (in IDEFoundation)
4 _IDEInitializePlugIns (in IDEFoundation)
5 IDEInitialize (in IDEFoundation)
6 -[Xcode3CommandLineBuildTool run] (in Xcode3Core)
7 0x0000000103785202 (in xcodebuild)
8 start (in libdyld.dylib)
sh: line 1: 10700 Abort trap: 6
/Applications/Xcode.app/Contents/Developer/usr/bin/xcodebuild -sdk macosx -find git 2> /dev/null
git: error: unable to find utility "git", not a developer tool or in PATH
Error: Failure while executing; `git config --local --replace-all homebrew.private true` exited with 72.
有人知道为什么会这样吗？