Just wanted to post this quick bash script to iterate over the repositories in a directory, perform an svnadmin hotcopy, and tar/gzip the output.
By using hotcopy this can be performed on a live subversion repository and will produce a pristine backup.

#!/bin/bash
REPOS_PATH=/var/repos
mkdir -p /backups/weekly
rm -rf /backups/tmp
mkdir -p /backups/tmp/repos
for i in $(ls $REPOS_PATH); do
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