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@ethomson ethomson/mirror.sh
Created Jul 22, 2019

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#!/bin/sh
set -eufo pipefail
if [ "$#" -ne 2 ]; then
echo "usage: $0 source_repo_url target_repo_url" >&2
exit 1
fi
SOURCE_URL="$1"
TARGET_URL="$2"
WORKDIR="$(mktemp -d)"
echo "Cloning from ${SOURCE_URL} into ${WORKDIR}..."
git init --bare "${WORKDIR}"
cd "${WORKDIR}"
git config remote.origin.url "${SOURCE_URL}"
git config --add remote.origin.fetch '+refs/heads/*:refs/heads/*'
git config --add remote.origin.fetch '+refs/tags/*:refs/tags/*'
git config --add remote.origin.fetch '+refs/notes/*:refs/notes/*'
git config remote.origin.mirror true
git fetch --all
echo ""
echo "Cloned to ${WORKDIR}; pushing to ${TARGET_URL}"
git push --mirror "${TARGET_URL}"
echo ""
echo "Cleaning up temporary directory ${WORKDIR}..."
rm -rf "${WORKDIR}"
echo "Done."
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