fetchgit: Track all remote branches when `$rev' is non-empty.

svn path=/nixpkgs/trunk/; revision=21892
This commit is contained in:
Ludovic Courtès 2010-05-19 21:27:01 +00:00
parent e7521238ae
commit 8ccb0fda33

View File

@ -5,7 +5,16 @@ header "exporting $url (rev $rev) into $out"
git clone "$url" $out
if test -n "$rev"; then
cd $out
git checkout $rev
# Track all remote branches so that revisions like
# `t/foo@{2010-05-12}' are correctly resolved. Failing to do that,
# Git bails out with an "invalid reference" error.
for branch in $(git branch -rl | grep -v ' origin/master$')
do
git branch --track "$(echo $branch | sed -es,origin/,,g)" "$branch"
done
git checkout "$rev" --
fi
if test -z "$leaveDotGit"; then