git version 2.15.2
From https://git.savannah.gnu.org/git/texinfo
 * branch                  master     -> FETCH_HEAD
HEAD is now at c86bf0cdce * tta/C/main/output_unit.c (print_output_units_tree_details),
c86bf0cdce808cf1e261c5fd7b4ab2cde2379fcd