branch: improve documentation and naming of create_branch() parameters

diff --git a/t/t5601-clone.sh b/t/t5601-clone.sh
index 9c56f771b619e4bb931ce3d34a5f9325b8f61e90..50e40abb11e1d317a2a58321f1007dde925c8da2 100755 (executable)
--- a/t/t5601-clone.sh
+++ b/t/t5601-clone.sh
@@ -308,6 +308,7 @@ test_expect_success 'clone checking out a tag' '
 
 setup_ssh_wrapper () {
        test_expect_success 'setup ssh wrapper' '
+               rm -f "$TRASH_DIRECTORY/ssh-wrapper$X" &&
                cp "$GIT_BUILD_DIR/t/helper/test-fake-ssh$X" \
                        "$TRASH_DIRECTORY/ssh-wrapper$X" &&
                GIT_SSH="$TRASH_DIRECTORY/ssh-wrapper$X" &&
@@ -318,6 +319,7 @@ setup_ssh_wrapper () {
 }
 
 copy_ssh_wrapper_as () {
+       rm -f "${1%$X}$X" &&
        cp "$TRASH_DIRECTORY/ssh-wrapper$X" "${1%$X}$X" &&
        GIT_SSH="${1%$X}$X" &&
        export GIT_SSH