When trying to build the plugin to contribute, I am unable to access a key library

[INFO] ------------------------------------------------------------------------
[INFO] Building Zephyr for JIRA Test Management plugin 1.4-SNAPSHOT
[INFO] ------------------------------------------------------------------------
Downloading: https://repo.jenkins-ci.org/public/com/thed/zephyr/connect/zfj-cloud-rest-client/3.0/zfj-cloud-rest-client-3.0.pom
Downloading: https://repo.maven.apache.org/maven2/com/thed/zephyr/connect/zfj-cloud-rest-client/3.0/zfj-cloud-rest-client-3.0.pom
[WARNING] The POM for com.thed.zephyr.connect:zfj-cloud-rest-client:jar:3.0 is missing, no dependency information available
Downloading: https://repo.jenkins-ci.org/public/com/thed/zephyr/connect/zfj-cloud-rest-client/3.0/zfj-cloud-rest-client-3.0.jar
Downloading: https://repo.maven.apache.org/maven2/com/thed/zephyr/connect/zfj-cloud-rest-client/3.0/zfj-cloud-rest-client-3.0.jar
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 5.201 s
[INFO] Finished at: 2017-02-16T16:50:37-05:00
[INFO] Final Memory: 26M/371M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal on project zephyr-for-jira-test-management: Could not resolve dependencies for project org.jenkins-ci.plugins:zephyr-for-jira-test-management:hpi:1.4-SNAPSHOT: Could not find artifact com.thed.zephyr.connect:zfj-cloud-rest-client:jar:3.0 in repo.jenkins-ci.org (https://repo.jenkins-ci.org/public/) -> [Help 1]