Prepare .patch files. Useful when emailing commits elsewhere. See also
git am, which can apply generated .patch files. More information: https://git-scm.com/docs/git-format-patch.
.patch file for all the unpushed commits:git format-patch {{origin}}
.patch file for all the commits between 2 revisions to stdout:git format-patch {{revision_1}}..{{revision_2}}
.patch file for the n latest commits:git format-patch -{{n}}