[ace@h ~]$ brew install go
==> Downloading http://go.googlecode.com/files/go1.0.3.src.tar.gz
Already downloaded: /Library/Caches/Homebrew/go-1.0.3.tar.gz
==> ./make.bash --no-clean
==> Caveats
Bash completion has been installed to:
  /usr/local/etc/bash_completion.d

zsh completion has been installed to:
  /usr/local/share/zsh/site-functions
==> Summary
 /usr/local/Cellar/go/1.0.3: 3345 files, 100M, built in 19 seconds
[ace@h ~]$ cd mongo-tools/
[ace@h mongo-tools]$ ls
Godeps                bin                   common                legacy                mongodump             mongoimport           mongostat             set_gopath_windows.sh
Makefile              bsondump              common.yml            legacy-notes.md       mongoexport           mongooplog            mongotop              vendor
README.md             build.sh              go.sh                 legacy26              mongofiles            mongorestore          set_gopath.sh         vendor.sh
[ace@h mongo-tools]$ . set_gopath.sh
[ace@h mongo-tools]$ mkdir bin
mkdir: bin: File exists
[ace@h mongo-tools]$ for i in bsondump mongostat mongofiles mongoexport mongoimport mongorestore mongodump mongotop mongooplog; do
> go build -o "bin/$i" $i/main/$i.go
> done
.gopath/src/github.com/mongodb/mongo-tools/common/json/decode.go:12:2: no Go source files in /usr/local/Cellar/go/1.0.3/src/pkg/encoding
.gopath/src/github.com/mongodb/mongo-tools/common/json/decode.go:12:2: no Go source files in /usr/local/Cellar/go/1.0.3/src/pkg/encoding
.gopath/src/github.com/mongodb/mongo-tools/common/json/decode.go:12:2: no Go source files in /usr/local/Cellar/go/1.0.3/src/pkg/encoding
.gopath/src/github.com/mongodb/mongo-tools/common/json/decode.go:12:2: no Go source files in /usr/local/Cellar/go/1.0.3/src/pkg/encoding
.gopath/src/github.com/mongodb/mongo-tools/common/json/decode.go:12:2: no Go source files in /usr/local/Cellar/go/1.0.3/src/pkg/encoding
.gopath/src/github.com/mongodb/mongo-tools/common/json/decode.go:12:2: no Go source files in /usr/local/Cellar/go/1.0.3/src/pkg/encoding
.gopath/src/github.com/mongodb/mongo-tools/common/json/decode.go:12:2: no Go source files in /usr/local/Cellar/go/1.0.3/src/pkg/encoding
.gopath/src/github.com/mongodb/mongo-tools/common/json/decode.go:12:2: no Go source files in /usr/local/Cellar/go/1.0.3/src/pkg/encoding
.gopath/src/github.com/mongodb/mongo-tools/common/json/decode.go:12:2: no Go source files in /usr/local/Cellar/go/1.0.3/src/pkg/encoding
[ace@h mongo-tools]$ ls bin/
[ace@h mongo-tools]$