$ git clone -n https://src.fedoraproject.org/rpms/calligra.git /var/lib/mock/f41-build-2441653-25470/root/chroot_tmpdir/scmroot/calligra
Cloning into '/var/lib/mock/f41-build-2441653-25470/root/chroot_tmpdir/scmroot/calligra'...
$ git fetch origin b338ab52c24f483aa07721572b59076e9081edc1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/calligra
 * [new ref]         b338ab52c24f483aa07721572b59076e9081edc1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b338ab5 convert license to SPDX