dgit push always uses the package, suite and version specified in the
debian/changelog and the .dsc, which must agree.
+
+If dgit push fails while uploading, it is fine to simply retry the
+dput on the .changes file at your leisure.
.TP
.B dgit quilt-fixup
Looks to see if there is quilt patch metadata left over by dpkg-source
.BI -C changesfile
Specifies the .changes file which is to be uploaded. By default
dgit push looks for single .changes file in the parent directory whose
-filename suggests it is for the right package and version.
+filename suggests it is for the right package and version - or,
+if there is a _multi.changes file, dgit uses that.
.TP
.BI --existing-package= package
dgit push needs to canonicalise the suite name. But currently