$ git clone -n https://src.fedoraproject.org/rpms/kf6-kitemmodels.git /var/lib/mock/f40-build-754845-117978/root/chroot_tmpdir/scmroot/kf6-kitemmodels
Cloning into '/var/lib/mock/f40-build-754845-117978/root/chroot_tmpdir/scmroot/kf6-kitemmodels'...
$ git fetch origin 25ee3fd45dd21d59e23dfab7895424e07b6059df:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kitemmodels
 * [new ref]         25ee3fd45dd21d59e23dfab7895424e07b6059df -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 25ee3fd fix: add missing sources