Try setting proxy in maven_opts.

Author: tecarter94

java-components/build-request-processor/src/main/java/com/redhat/hacbs/container/build/preprocessor/AbstractPreprocessor.java

@@ -101,7 +101,7 @@ public void run() {
             export LC_ALL="en_US.UTF-8"
             export JAVA_HOME=${JAVA_HOME:=%s}
             # If we run out of memory we want the JVM to die with error code 134
-            export MAVEN_OPTS="-XX:+CrashOnOutOfMemoryError"
+            export MAVEN_OPTS="-Dhttp.proxyHost=localhost -Dhttp.proxyPort=8080 -XX:+CrashOnOutOfMemoryError"
             # If we run out of memory we want the JVM to die with error code 134
             export JAVA_OPTS="-XX:+CrashOnOutOfMemoryError"
             export %s_HOME=${%s_HOME:=/opt/%s/%s}