Excerpt: The Linux vanilla kernel repositories for Fedora offer RPM packages containing vanilla builds of different Linux kernel version lines. These packages are meant for Fedora users that want to access the latest Linux kernels quickly and comfortably; either the latest mainline kernel, the latest stable kernel or a vanilla variant of the Linux kernel version line Fedora uses currently.
Link: https://fedoraproject.org/wiki/Kernel_Vanilla_Repositories