Add debian/gbp.conf for multiple upstream tarball

with special "multiple upstream tarball" (MUT) upstream-mut
branch and tags for Debian "stretch".

diff --git a/debian/gbp.conf b/debian/gbp.conf
new file mode 100644 (file)
index 0000000..dd0ab7d
--- /dev/null
+++ b/debian/gbp.conf
@@ -0,0 +1,7 @@
+[DEFAULT]
+debian-branch = debian
+upstream-branch = upstream-mut
+upstream-tag = upstream-mut/%(version)s
+
+[import-orig]
+component = guile18