adding oss staging repo url to maven buck target(s)

need to figure out how to do authorization, it's specified in ~/.m2/settings.xml in this format:

<settings>
<servers>
<server>
    <id>sonatype-nexus-staging</id>
    <username>USER</username>
    <password>PASS</password>
</server>
</servers>
</settings>

Rakefile

@@ -497,7 +497,7 @@ end
 task :'maven-dry-run' => JAVA_RELEASE_TARGETS do |t|
   t.prerequisites.each do |p|
     if JAVA_RELEASE_TARGETS.include?(p)
-      Buck::buck_cmd.call('publish', ['--dry-run', '--to-maven-central', p])
+      Buck::buck_cmd.call('publish', ['--dry-run', '--remote-repo', 'https://oss.sonatype.org/service/local/staging/deploy/maven2', p])
     end
   end
 end
@@ -513,7 +513,7 @@ task :release => JAVA_RELEASE_TARGETS + [
 
   t.prerequisites.each do |p|
     if JAVA_RELEASE_TARGETS.include?(p)
-      Buck::buck_cmd.call('publish', ['--dry-run', '--to-maven-central', p])
+      Buck::buck_cmd.call('publish', ['--dry-run', '--remote-repo', 'https://oss.sonatype.org/service/local/staging/deploy/maven2', p])
     end
   end
 
@@ -523,6 +523,14 @@ task :release => JAVA_RELEASE_TARGETS + [
   cp Rake::Task['//java/client/src/org/openqa/selenium:client-combined:zip'].out, "build/dist/selenium-java-#{version}.zip"
 end
 
+task :'publish-maven' => JAVA_RELEASE_TARGETS do |t|
+  t.prerequisites.each do |p|
+    if JAVA_RELEASE_TARGETS.include?(p)
+      Buck::buck_cmd.call('publish', ['--remote-repo', 'https://oss.sonatype.org/service/local/staging/deploy/maven2', '--include-source', p])
+    end
+  end
+end
+
 task :push_release => [:release] do
   py = "java -jar third_party/py/jython.jar"
   if (python?)