build.xml

<project name="Salesforce CI jobs" default="info" basedir="." xmlns:sf="antlib:com.salesforce">

    <tstamp><format property="TIMESTAMP" pattern="yyyyMMdd"/></tstamp>

    <!-- Get RETRIEVEPACKAGE metadata of org to the Retrieved folder -->
    <target name="getMetadata">
        <antcall target="info" />
        <!-- Retrieve the contents listed in package.xml into the tmp directory -->
        <sf:retrieve    username="${SFUSER}"
                        password="${SFPWTOKEN}"
                        serverurl="${SFSERVER}"
                        retrieveTarget="${TARGETDIR}"
                        unpackaged="${RETRIEVEPACKAGE}"/>
    </target>

    <!-- Deploy to destination org from package folder -->
    <target name="deployPackage">
        <property name="tmpDir" location="${PACKAGEFOLDER}\..\tmpDeployDir" relative="false" />
        <antcall target="info" />
        <sf:deploy  username="${SFUSER}"
                    password="${SFPWTOKEN}"
                    serverurl="${SFSERVER}"
                    deployRoot="${PACKAGEFOLDER}"
                    rollbackOnError="true"
                    checkOnly="${SFCHECKONLY}"
                    runAllTests="false"
                    pollWaitMillis="5000"
                    maxPoll="200" />
    </target>

    <!-- Print some settings -->
    <target name="info">
        <echo message="Basedir: ${basedir}" />
        <echo message="TARGETDIR: ${TARGETDIR}" />
        <echo message="SFUSER: ${SFUSER}" />
        <echo message="SFSERVER: ${SFSERVER}" />
        <echo message="PACKAGEFOLDER: ${PACKAGEFOLDER}" />
        <echo message="RETRIEVEPACKAGE: ${RETRIEVEPACKAGE}" />
        <echo message="SFCHECKONLY: ${SFCHECKONLY}" />
    </target>

</project>