# mkdir /tmp/svn2git
inside old repo
# svn log -q | awk -F '|' '/^r/ {sub("^ ", "", $2); sub(" $", "", $2); print $2" = "$2" <"$2">"}' | sort -u > /tmp/svn2git/authors-transform.txt
edit /tmp/svn2git/authors-transform.txt
# cd /tmp/svn2git/
# git svn clone -s -A authors-transform.txt https://[ old-svn-repo-url ]/[ repo ]/ [ repo ]
# cd [ repo ]
# git gc --aggressive
# git filter-branch -f --msg-filter 'sed -e "/git-svn-id:/d"' -- --all
# rm -r .git/refs/original
# git remote add origin [ git-repo-url ]:[ repo ].git
# git push --all origin
# git branch --set-upstream-to origin/master master
# git pull
this should give you an 'Already up-to-date.'
# cd ../..
# rm -rf /tmp/svn2git
# cd path/to/new/repo
# git clone [ git-repo-url ]:[ repo ].git
inside old svn repo find all svn ignore tags and edit .gitignore
# svn proplist -Rv
