execute git command in gradle

executeGitInGradle.txt

def getGitCommand = { ->
    def stdout = new ByteArrayOutputStream()
    exec {
        commandLine 'git', 'log','--date=local','--name-status','--after="2018.07.19"'
        standardOutput = stdout
    }
    return stdout.toString().trim()
}

task prinGitLog{
    println getGitCommand()
}