diff options
-rw-r--r-- | pkgs/build-support/fetchgit/builder.sh | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/pkgs/build-support/fetchgit/builder.sh b/pkgs/build-support/fetchgit/builder.sh index 794b690341e3..7e363911bac1 100644 --- a/pkgs/build-support/fetchgit/builder.sh +++ b/pkgs/build-support/fetchgit/builder.sh @@ -2,19 +2,22 @@ source $stdenv/setup header "exporting $url (rev $rev) into $out" -git clone "$url" $out -if test -n "$rev"; then - cd $out +git init $out +cd $out +git remote add origin "$url" +git fetch origin +git remote set-head origin -a - # 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 +# If no revision was specified, the remote HEAD will be used +git checkout -b __nixos_build__ origin/HEAD - git checkout "$rev" -- +if test -n "$rev"; then + echo "Trying to checkout: $rev" + parsed_rev=$( + git rev-parse --verify "$rev" 2>/dev/null || + git rev-parse --verify origin/"$rev" 2>/dev/null + ) + git reset --hard $parsed_rev fi if test -z "$leaveDotGit"; then |