To get the package, execute:
go get gopkg.in/sourcemap.v1/commit/6e83acea0053641eff084973fee085f0c193c61a
To import this package, add the following line to your code:
import "gopkg.in/sourcemap.v1/commit/6e83acea0053641eff084973fee085f0c193c61a"
For more details, see the API documentation.