Examples
--------
-git grep 'time_t' -- '*.[ch]'::
+git grep {apostrophe}time_t{apostrophe} \-- {apostrophe}*.[ch]{apostrophe}::
Looks for `time_t` in all tracked .c and .h files in the working
directory and its subdirectories.
-git grep -e \'#define\' --and \( -e MAX_PATH -e PATH_MAX \)::
+git grep -e {apostrophe}#define{apostrophe} --and \( -e MAX_PATH -e PATH_MAX \)::
Looks for a line that has `#define` and either `MAX_PATH` or
`PATH_MAX`.