$ git clone -n https://src.fedoraproject.org/rpms/kf5-kcalendarutils.git /var/lib/mock/f40-build-2199746-51751/root/chroot_tmpdir/scmroot/kf5-kcalendarutils
Cloning into '/var/lib/mock/f40-build-2199746-51751/root/chroot_tmpdir/scmroot/kf5-kcalendarutils'...
$ git fetch origin d6ebb00af8e26c6bc22be43a80681b6cae78831f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-kcalendarutils
 * [new ref]         d6ebb00af8e26c6bc22be43a80681b6cae78831f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d6ebb00 Updated spec with SPDX Licenses