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">b562d2f3583f19ecda22b08e514ced57dd1e5f4d</param></service></servicedata>