gitsvn2bare.sh

#!/usr/bin/env bash

git svn init svn://<host>/ \
--trunk=<project>/trunk \
--branches=<project>/branches \
--tags=<project>/tags \
project.git

cd project.git

cat .git/config | \
sed s#:refs\/remotes\/trunk#:refs\/heads\/master# | \
sed s#:refs\/remotes\/\\*#:refs\/heads\/*# | \
sed s#:refs\/remotes\/tags\/\\*#:refs\/tags\/*# | \
sed "s#bare = false#bare = true#" > .git/config.tmp

mv .git/config.tmp .git/config

git svn fetch
git svn gc
git gc --aggressive

cp -R .git/* .
rm -rf .git