$ git clone -n https://src.fedoraproject.org/rpms/plasma-integration.git /var/lib/mock/f40-build-2501779-61689/root/chroot_tmpdir/scmroot/plasma-integration
Cloning into '/var/lib/mock/f40-build-2501779-61689/root/chroot_tmpdir/scmroot/plasma-integration'...
$ git fetch origin e05d0c43c18723e1e5ab9723427bfb7e47e249c5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/plasma-integration
 * [new ref]         e05d0c43c18723e1e5ab9723427bfb7e47e249c5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e05d0c4 6.0.0