The following artifacts are missing from offline maven repo. Please also notice uberfire-rest-client in the list (not just jbpm-workitems artifacts). However they are present in the online maven repo [2]

org.jbpm:jbpm-workitems-archive:jar:7.5.1.Final-redhat-1
org.jbpm:jbpm-workitems-exec:jar:7.5.1.Final-redhat-1
org.jbpm:jbpm-workitems-ftp:jar:7.5.1.Final-redhat-1
org.jbpm:jbpm-workitems-jabber:jar:7.5.1.Final-redhat-1
org.jbpm:jbpm-workitems-java:jar:7.5.1.Final-redhat-1
org.jbpm:jbpm-workitems-jpa:jar:7.5.1.Final-redhat-1
org.jbpm:jbpm-workitems-parser:jar:7.5.1.Final-redhat-1
org.jbpm:jbpm-workitems-rss:jar:7.5.1.Final-redhat-1
org.jbpm:jbpm-workitems-transform:jar:7.5.1.Final-redhat-1
org.uberfire:uberfire-rest-client:jar:2.0.1.Final-redhat-1
org.jbpm:jbpm-workitems-archive:jar:7.5.1.Final-redhat-1

[1] http://download.eng.brq.redhat.com/devel/candidates/RHDM/RHDM-7.0.0.ER1/jboss-rhdm-7.0.0.ER1-maven-repository.zip
[2] http://download.lab.bos.redhat.com/brewroot/repos/jb-bxms-7.0-maven-build/latest/maven/