.BR ssh ,
.BR dgit ,
.BR git ,
+.BR gbp-pq ,
+.BR gbp-build ,
or
.BR mergechanges .
itself as the EDITOR for dpkg-source --commit; this is done using
argv[0], and is not affected by --dgit=).
+.BR gbp-build 's
+value
+is used instead of gbp build or git-buildpackage. (The default is
+the latter unless the former exists on PATH.)
+.BR gbp-pq 's
+value
+is used instead of gbp pq.
+In both cases,
+unusually, the specified value is split on whitespace
+to produce a command and possibly some options and/or arguments.
+
For
.BR ssh ,
the default value is taken from the
.BR sbuild ,
.BR ssh ,
.BR dgit ,
+.BR gbp-pq ,
+.BR gbp-build ,
or
.BR mergechanges .
Can be repeated as necessary.