$ git clone -n https://src.fedoraproject.org/rpms/kf5-frameworkintegration.git /var/lib/mock/f40-build-802935-144140/root/chroot_tmpdir/scmroot/kf5-frameworkintegration
Cloning into '/var/lib/mock/f40-build-802935-144140/root/chroot_tmpdir/scmroot/kf5-frameworkintegration'...
$ git fetch origin 9f6f2f2047afe0f8fa7dc2748be05c0781d5e6e1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-frameworkintegration
 * [new ref]         9f6f2f2047afe0f8fa7dc2748be05c0781d5e6e1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9f6f2f2 Rebuild (qt5)