t / t4101 / diff.1-0on commit t9118-git-svn-funky-branch-names.sh: use the $( ... ) construct for command substitution (1d9e86f)
   1--- a/frotz
   2+++ b/frotz
   3@@ -1,3 +1,2 @@
   4 a
   5 b
   6-c