Script to remove obsolete SVN branches from git-svn repository

rm_obsolete_svn_branches.sh

svn_repos=`git config --get-all svn-remote.svn.url`
svn_prefix=svn/

git branch -r | sed 's|^[[:space:]]*||' | grep "^${svn_prefix}" | grep -v "^${svn_prefix}tags/" > git-branch-list

svn ls $svn_repos/branches | sed 's|^[[:space:]]*||' | sed 's|/$||' | sed "s|^|${svn_prefix}|" > svn-branch-list
echo "${svn_prefix}trunk" >>  svn-branch-list

diff -u git-branch-list svn-branch-list | grep '^-' | grep -v '^--' | sed 's|^-||' > old-branch-list

echo 'Obsolete branches:'
cat old-branch-list
read -n1 -r -p "Press any key to continue..." key;

for i in `cat old-branch-list`; do git branch -d -r "$i"; rm -rf .git/svn/refs/remotes/"$i"; done