Hmm ... It's impossible ;-) This RPM doesn't exist on any FTP server

Provides :
devtoolset-4-osgi(org.eclipse.ant.optional.junit)
devtoolset-4-osgi(org.eclipse.ant.tests.core)
devtoolset-4-osgi(org.eclipse.ant.tests.ui)
devtoolset-4-osgi(org.eclipse.compare.tests)
devtoolset-4-osgi(org.eclipse.core.expressions.tests)
devtoolset-4-osgi(org.eclipse.core.filebuffers.tests)
devtoolset-4-osgi(org.eclipse.core.tests.harness)
devtoolset-4-osgi(org.eclipse.core.tests.net)
devtoolset-4-osgi(org.eclipse.core.tests.resources)
devtoolset-4-osgi(org.eclipse.core.tests.runtime)
devtoolset-4-osgi(org.eclipse.debug.tests)
devtoolset-4-osgi(org.eclipse.e4.core.commands.tests)
devtoolset-4-osgi(org.eclipse.e4.core.tests)
devtoolset-4-osgi(org.eclipse.e4.ui.bindings.tests)
devtoolset-4-osgi(org.eclipse.e4.ui.tests.css.core)
devtoolset-4-osgi(org.eclipse.e4.ui.tests.css.swt)
devtoolset-4-osgi(org.eclipse.e4.ui.tests)
devtoolset-4-osgi(org.eclipse.equinox.bidi.tests)
devtoolset-4-osgi(org.eclipse.equinox.ds.tests)
devtoolset-4-osgi(org.eclipse.equinox.frameworkadmin.test)
devtoolset-4-osgi(org.eclipse.equinox.p2.installer)
devtoolset-4-osgi(org.eclipse.equinox.p2.tests.ui)
devtoolset-4-osgi(org.eclipse.equinox.p2.tests.verifier)
devtoolset-4-osgi(org.eclipse.equinox.p2.tests)
devtoolset-4-osgi(org.eclipse.equinox.security.tests)
devtoolset-4-osgi(org.eclipse.jdt.apt.pluggable.tests)
devtoolset-4-osgi(org.eclipse.jdt.apt.tests)
devtoolset-4-osgi(org.eclipse.jdt.compiler.apt.tests)
devtoolset-4-osgi(org.eclipse.jdt.compiler.tool.tests)
devtoolset-4-osgi(org.eclipse.jdt.core.tests.binaries)
devtoolset-4-osgi(org.eclipse.jdt.core.tests.builder)
devtoolset-4-osgi(org.eclipse.jdt.core.tests.compiler)
devtoolset-4-osgi(org.eclipse.jdt.core.tests.model)
devtoolset-4-osgi(org.eclipse.jdt.core.tests.performance)
devtoolset-4-osgi(org.eclipse.jdt.debug.tests)
devtoolset-4-osgi(org.eclipse.jdt.text.tests)
devtoolset-4-osgi(org.eclipse.jdt.ui.tests.refactoring)
devtoolset-4-osgi(org.eclipse.jdt.ui.tests)
devtoolset-4-osgi(org.eclipse.jface.examples.databinding)
devtoolset-4-osgi(org.eclipse.jface.tests.databinding.conformance)
devtoolset-4-osgi(org.eclipse.jface.tests.databinding)
devtoolset-4-osgi(org.eclipse.jface.text.tests)
devtoolset-4-osgi(org.eclipse.jsch.tests)
devtoolset-4-osgi(org.eclipse.ltk.core.refactoring.tests)
devtoolset-4-osgi(org.eclipse.ltk.ui.refactoring.tests)
devtoolset-4-osgi(org.eclipse.osgi.tests)
devtoolset-4-osgi(org.eclipse.pde.api.tools.tests)
devtoolset-4-osgi(org.eclipse.pde.build.tests)
devtoolset-4-osgi(org.eclipse.pde.ds.tests)
devtoolset-4-osgi(org.eclipse.pde.tools.versioning)
devtoolset-4-osgi(org.eclipse.pde.ui.tests)
devtoolset-4-osgi(org.eclipse.sdk.tests)
devtoolset-4-osgi(org.eclipse.search.tests)
devtoolset-4-osgi(org.eclipse.swt.tests)
devtoolset-4-osgi(org.eclipse.team.tests.core)
devtoolset-4-osgi(org.eclipse.team.tests.cvs.core)
devtoolset-4-osgi(org.eclipse.test.performance.win32)
devtoolset-4-osgi(org.eclipse.test.performance)
devtoolset-4-osgi(org.eclipse.test.source)
devtoolset-4-osgi(org.eclipse.test)
devtoolset-4-osgi(org.eclipse.text.tests)
devtoolset-4-osgi(org.eclipse.ua.tests.doc)
devtoolset-4-osgi(org.eclipse.ua.tests)
devtoolset-4-osgi(org.eclipse.ui.editors.tests)
devtoolset-4-osgi(org.eclipse.ui.tests.forms)
devtoolset-4-osgi(org.eclipse.ui.tests.harness)
devtoolset-4-osgi(org.eclipse.ui.tests.navigator)
devtoolset-4-osgi(org.eclipse.ui.tests.performance)
devtoolset-4-osgi(org.eclipse.ui.tests.rcp)
devtoolset-4-osgi(org.eclipse.ui.tests.views.properties.tabbed)
devtoolset-4-osgi(org.eclipse.ui.tests)
devtoolset-4-osgi(org.eclipse.ui.workbench.texteditor.tests)
devtoolset-4-osgi(org.eclipse.update.core)
devtoolset-4-eclipse-tests
devtoolset-4-eclipse-tests(x86-64)

Requires :

devtoolset-4-mockito => 1.10.19-3.5
devtoolset-4-eclipse-pde = 1:4.5.0-10.6.sc1.el6
rpmlib(CompressedFileNames) <= 3.0.4-1
rpmlib(FileDigests) <= 4.6.0-1
rpmlib(VersionedDependencies) <= 3.0.3-1
rh-java-common-cglib
rh-java-common-easymock2
rpmlib(PayloadIsXz) <= 5.2-1
rh-java-common-atinject-tck => 1-13.20100611svn86.10
rpmlib(PayloadFilesHavePrefix) <= 4.0-1

Content of RPM :
/opt/rh/devtoolset-4/root/usr/bin/eclipse-runEclipsePackageTests
/opt/rh/devtoolset-4/root/usr/bin/eclipse-runTestBundles
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/JUNIT.XSL
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/artifacts.jar
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/binary
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/binary/org.eclipse.test_root_3.7.0.v20160116-0800
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/content.jar
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/equinoxp2tests.properties
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/features
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/features/org.eclipse.sdk.tests_4.5.0.v20160116-0800.jar
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/features/org.eclipse.test_3.7.0.v20160116-0800.jar
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/finalPluginsVersions.properties
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/jdt.doc.isv.javadoc.txt
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/jdt.doc.isv.schema.txt
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/label.properties
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/library.xml
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/pde.doc.user.javadoc.txt
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/pde.doc.user.schema.txt
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/platform.doc.isv.javadoc.txt
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/platform.doc.isv.schema.txt
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/plugins
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/plugins/com.google.code.atinject.tck_1.0.0.v20160116-0800.jar
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/plugins/net.sf.cglib.core_2.2.0.jar
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/plugins/org.easymock_2.4.0.v20090202-0900.jar
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/plugins/org.eclipse.ant.optional.junit_3.3.100.v20160116-0800.jar
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/plugins/org.eclipse.ant.tests.core_3.4.0.v20160116-0800.jar
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/plugins/org.eclipse.ant.tests.ui_3.9.0.v20160116-0800.jar
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/plugins/org.eclipse.compare.tests_3.5.600.v20160116-0800.jar
/opt/rh/devtoolset-4/root/usr/share/java/eclipse-testing/plugins/org.eclipse.core.expressions.tests_3.4.700.v20160116-0800.jar
There is 88 files more in these RPM.