diff --git a/branch b/branch
new file mode 100755
index 0000000..d908108
--- /dev/null
+++ b/branch
@@ -0,0 +1,13 @@
+#!/bin/bash -e
+
+if [[ $# -eq 0 ]]; then
+    headref=$(./symbolic-ref HEAD | sed -e 's|^refs/heads/||')
+    echo "*$headref"
+    cd .zit/refs/heads
+    ls | grep -vxF $headref
+else
+    branchname=$1
+    startpoint=${2-HEAD}
+    rev=$(./rev-parse $startpoint)
+    ./update-ref refs/heads/$branchname $rev
+fi