builtin/submodule--helper: factor out submodule updating

diff --git a/t/t9137-git-svn-dcommit-clobber-series.sh b/t/t9137-git-svn-dcommit-clobber-series.sh
index 5fa07a369ff06f739a9edea2a8924fc3f19a88ca..067b15bad2508cc01614f8b1a01aeab7cac916dc 100755 (executable)
--- a/t/t9137-git-svn-dcommit-clobber-series.sh
+++ b/t/t9137-git-svn-dcommit-clobber-series.sh
@@ -7,7 +7,7 @@ test_description='git svn dcommit clobber series'
 test_expect_success 'initialize repo' '
        mkdir import &&
        (cd import &&
-       awk "BEGIN { for (i = 1; i < 64; i++) { print i } }" > file
+       awk "BEGIN { for (i = 1; i < 64; i++) { print i } }" > file &&
        svn_cmd import -m "initial" . "$svnrepo"
        ) &&
        git svn init "$svnrepo" &&