$ git clone -n https://src.fedoraproject.org/rpms/system76-keyboard-configurator.git /var/lib/mock/f40-build-2216303-52485/root/chroot_tmpdir/scmroot/system76-keyboard-configurator
Cloning into '/var/lib/mock/f40-build-2216303-52485/root/chroot_tmpdir/scmroot/system76-keyboard-configurator'...
$ git fetch origin 63553e6683d7e22ebcdfb8818972bab64d5dd8a9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/system76-keyboard-configurator
 * [new ref]         63553e6683d7e22ebcdfb8818972bab64d5dd8a9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 63553e6 Update to 1.3.10 (RHBZ#2243283)