$ git clone -n https://src.fedoraproject.org/rpms/kf5-calendarsupport.git /var/lib/mock/f40-build-2399209-60549/root/chroot_tmpdir/scmroot/kf5-calendarsupport
Cloning into '/var/lib/mock/f40-build-2399209-60549/root/chroot_tmpdir/scmroot/kf5-calendarsupport'...
$ git fetch origin b1d7970be29bb28b292b51d18b6564d9a1a40803:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-calendarsupport
 * [new ref]         b1d7970be29bb28b292b51d18b6564d9a1a40803 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b1d7970 replace LicenseRef-KDE-Accepted-* licenses