Latest upstream release: 4.3.5
Current version/release in Fedora Rawhide: 4.3.4-2.fc22
Please consult the package updates policy before you issue an update to a stable branch: https://fedoraproject.org/wiki/Updates_Policy
More information about the service that created this bug can be found at:
Fixed in httpcomponents-client-4.3.5-1
I believe that this feature is included in httpcomponents-client-4.3.5-1,
which is available in Fedora Rawhide, so I am closing this bug now.
The build which includes the feature can be found at Koji: