git clone https://github.com/eclipse-ee4j/eclipselink.git
    cd eclipselink
    git checkout tags/2.7.0
    ant -f antbuild.xml -Djunit.lib=/home/name/.m2/repository/junit/junit/4.12/junit-4.12.jar -Djmockit.jar=/home/name/.m2/repository/org/jmockit/jmockit/1.18/jmockit-1.18.jar

     [java] [INFO] Resolving dependencies of MavenProject: org.eclipse.persistence:org.eclipse.persistence.sdo:2.7.0-SNAPSHOT @ /home/name/Temp/eclipselink/sdo/org.eclipse.persistence.sdo/pom.xml
     [java] [INFO] {osgi.os=linux, osgi.ws=gtk, org.eclipse.update.install.features=true, osgi.arch=x86_64}
     [java] [ERROR] Cannot resolve project dependencies:
     [java] [ERROR]   Software being installed: org.eclipse.persistence.sdo 2.7.0.qualifier
     [java] [ERROR]   Missing requirement: org.eclipse.persistence.sdo 2.7.0.qualifier requires 'package org.eclipse.persistence.internal.libraries.asm [6.0.0,7.0.0)' but it could not be found
     [java] [ERROR] 
     [java] [ERROR] See http://wiki.eclipse.org/Tycho/Dependency_Resolution_Troubleshooting for help.
     [java] [ERROR] Cannot resolve dependencies of MavenProject: org.eclipse.persistence:org.eclipse.persistence.sdo:2.7.0-SNAPSHOT @ /home/name/Temp/eclipselink/sdo/org.eclipse.persistence.sdo/pom.xml: See log for details -> [Help 1]
     [java] [ERROR] 
     [java] [ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
     [java] [ERROR] Re-run Maven using the -X switch to enable full debug logging.
     [java] [ERROR] 
     [java] [ERROR] For more information about the errors and possible solutions, please read the following articles:
     [java] [ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MavenExecutionException