A new version of gitg is available 3.17.1. The version in rawhide is still 3.14 (December 2014). https://download.gnome.org/sources/gitg/3.17/
In the meantime the version in Fedora was upgraded (to 3.18.0), but there is still newer Gitg version 3.19.3.
Kalev updated the package: http://koji.fedoraproject.org/koji/buildinfo?buildID=707907 Closing.