$ git clone -n https://src.fedoraproject.org/rpms/kmymoney.git /var/lib/mock/f40-build-2185979-51319/root/chroot_tmpdir/scmroot/kmymoney
Cloning into '/var/lib/mock/f40-build-2185979-51319/root/chroot_tmpdir/scmroot/kmymoney'...
$ git fetch origin 659c54bc663f69cda512ee244b47d0f93ea58c3e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kmymoney
 * [new ref]         659c54bc663f69cda512ee244b47d0f93ea58c3e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 659c54b Rebuild for new kdiagram.