+ # Update gen_origin
+ if test "$gen_origin" != "$new_origin"; then
+ sed -n '
+ 1i\
+
+ /^This file records repository revisions/p
+ s/^commit [0-9a-f]* (exclusive)/commit '"$gen_origin"' (exclusive)/p
+ s/^commit [0-9a-f]* (inclusive)/commit '"$new_origin"' (inclusive)/p
+ ' <ChangeLog.$nmax >>"ChangeLog.tmp" || exit
+ fi