bump-libgit2

#!/bin/sh
set -e

cd "$(dirname "$0")/../vendor/libgit2"

git fetch origin

if [ "$#" -gt 0 ]
then
    git checkout "$1"
    LIBGIT2_SHA1="$1"
else
    git checkout origin/main
    LIBGIT2_SHA1=$(git rev-parse --verify HEAD)
fi

cd "../../"

git add vendor/libgit2
git commit -m "vendor: bump libgit2 to $LIBGIT2_SHA1"