This is the Stable kernel branch. It contains the latest stable tree from kernel.org. use when you want to test latest and relatively stable kernels.
The person in charge of this branch is: Jiri Slaby <firstname.lastname@example.org>
It is the above person's responsiblity for checking in this kernel to the build system, anyone else who wishes to do so, needs to get permission from them first.
If there are any questions about this branch, please contact the above mentioned maintainer.