Copy files or directories from another git repository preserving the history

Transfer_files_with_history.sh

# see http://blog.neutrino.es/2012/git-copy-a-file-or-directory-from-another-repository-preserving-history/

mkdir /tmp/mergepatchs
cd ~/repo/org
export reposrc="path/to/file1 path/to/file2"
git format-patch -o /tmp/mergepatchs $(git log $reposrc|grep ^commit|tail -1|awk '{print $2}')^..HEAD $reposrc
cd ~/repo/dest
git am /tmp/mergepatchs/*.patch