$ git clone -n https://src.fedoraproject.org/rpms/kf6-kdeclarative.git /var/lib/mock/f42-build-863356-171641/root/chroot_tmpdir/scmroot/kf6-kdeclarative
Cloning into '/var/lib/mock/f42-build-863356-171641/root/chroot_tmpdir/scmroot/kf6-kdeclarative'...
$ git fetch origin 55f84f714dab1cc8466b898beeed805e8ca2a853:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kdeclarative
 * [new ref]         55f84f714dab1cc8466b898beeed805e8ca2a853 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 55f84f7 Frameworks 6.9