Export given treeish or HEAD

diff --git a/mk-distr b/mk-distr
index b3050abd5fc7b4e395a1a3d4aa509e2cff366cfb..75a277496374e70308ad454ab00b88a658fa05d8 100755 (executable)
--- a/mk-distr
+++ b/mk-distr
@@ -1,12 +1,8 @@
 #! /bin/sh
 
-if [ -n "$1" ]; then
-   git checkout "$1"
-fi &&
-
 umask 022 &&
 
-git archive --format=tar --prefix=m_lib/ HEAD |
+git archive --format=tar --prefix=m_lib/ "${1:-HEAD}" |
    (cd "$HOME/tmp" && exec tar xf -) &&
 
 cd "$HOME/tmp/m_lib" &&