$ git clone -n https://src.fedoraproject.org/rpms/ibus-kkc.git /var/lib/mock/f40-build-797407-141347/root/chroot_tmpdir/scmroot/ibus-kkc
Cloning into '/var/lib/mock/f40-build-797407-141347/root/chroot_tmpdir/scmroot/ibus-kkc'...
$ git fetch origin 1a236fdc1ce584849ded107c667a203b83c78c54:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ibus-kkc
 * [new ref]         1a236fdc1ce584849ded107c667a203b83c78c54 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1a236fd Migrate to SPDX license expression