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">7c81f23ad903f72e87e2102d8f52408305c0f7a2</param></service></servicedata>