Log Message:
news/pan: adjust to changed upstream distfile

Auto-generated tar ball changed some tag expansion:

--- old/pan-v0.154/configure.ac 2023-01-05 18:33:42.000000000 +0100
+++ new/pan-v0.154/configure.ac 2023-01-05 18:33:42.000000000 +0100
@@ -6,7 +6,7 @@
 AC_PREREQ([2.71])

 dnl Get git info for pan-git.version
-GIT_HASH='517acf4'
+GIT_HASH='517acf44'
 if test ! '0' \< $GIT_HASH ; then
   dnl git-dir is used for building outside the src tree
   GIT_HASH=`git --git-dir=$srcdir/.git log -1 --pretty=format:%h 2> /dev/null`