Bash script to migrate SVN repo to Git (Bitbucket)

svn2bitbucket.sh

#!/bin/bash

project_name="my-project"
# Full path to your svn repo or path in repo
svn_repo="https://server.svn/repos/my-project"
trunk_path="/trunk"
tags_path="/tags"
branches_path="/branches"
default_email_suffix="@my.company"
git_repo="ssh://git@bitbucket.git:7999/my-project.git"

# get authors from svn history and write them to users.txt
# example: 'linus' from svn commits becomes 'linus = linus <linus@my.company>' in git commits
authors=$(svn log --quiet $svn_repo | grep "^r" | awk '{print $3}' | sort -u)
for login in $authors; do
	echo "$login = $login <$default_email_suffix>" >> users.txt
done

git svn clone $svn_repo --authors-file=users.txt \
                        --no-metadata \
                        --trunk="$trunk_path" \
                        --tags="$tags_path" \
                        --branches="$branches_path" $project_name
rm users.txt

# pushing trunk to master
cd $project_name
git remote add origin $git_repo
git push --force -u origin master

# filtering and pushing branches
if [ $branches_path ]; then
	branches=$(git branch -r | grep -v "@" | grep -v "trunk" | grep -v "tags")
	for branch in $branches; do
	#  convert origin/branchname to branchname
		cleared_branchname=$(sed -e 's|origin/||g' -e 's|%20|_|g'<<< $branch)
		git branch "$branch" refs/remotes/"$branch"
		git branch -m "$branch" "$cleared_branchname"
		git push -u origin "$cleared_branchname"
	 done
fi

# filtering and pushing tags
if [ $tags_path ]; then
	tags=$(git branch -r | grep -v "@" | grep "tags")
	for tag in $tags; do
	# convert origin/tags/my-tag to my-tag
		cleared_tagname=$(sed -e 's|origin/tags/||g' -e 's|%20|_|g' <<< $tag)
		git tag "$tag" "$tag"
		git tag "$cleared_tagname" "$tag"
		git push -u origin "$cleared_tagname"
	done
fi