$ git clone -n https://src.fedoraproject.org/rpms/plasma-print-manager.git /var/lib/mock/f40-build-788654-135301/root/chroot_tmpdir/scmroot/plasma-print-manager
Cloning into '/var/lib/mock/f40-build-788654-135301/root/chroot_tmpdir/scmroot/plasma-print-manager'...
$ git fetch origin 60a8a9e87bee8f4ba7c7e2a3cacf86a10911822e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/plasma-print-manager
 * [new ref]         60a8a9e87bee8f4ba7c7e2a3cacf86a10911822e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 60a8a9e 6.0.0