$ git clone -n https://src.fedoraproject.org/rpms/kf6-krunner.git /var/lib/mock/f42-build-side-1-3586048-46913/root/chroot_tmpdir/scmroot/kf6-krunner
Cloning into '/var/lib/mock/f42-build-side-1-3586048-46913/root/chroot_tmpdir/scmroot/kf6-krunner'...
$ git fetch origin 3e7172c50f2f059c79f69d72e58589f47a9685c6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-krunner
 * [new ref]         3e7172c50f2f059c79f69d72e58589f47a9685c6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3e7172c 6.16.0