File _servicedata of Package kernel-firmware
<servicedata> <service name="tar_scm"> <param name="url">https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git</param> <param name="changesrevision">bcdcfbcf0a8f24a914b8c163906e6ce93d7f8897</param></service></servicedata>