/*
* pack-objects creates the .pack and .idx files, but not the
* .promisor file. Create the .promisor file, which is empty.
+ *
+ * NEEDSWORK: fetch-pack sometimes generates non-empty
+ * .promisor files containing the ref names and associated
+ * hashes at the point of generation of the corresponding
+ * packfile, but this would not preserve their contents. Maybe
+ * concatenate the contents of all .promisor files instead of
+ * just creating a new empty file.
*/
promisor_name = mkpathdup("%s-%s.promisor", packtmp,
line.buf);