... by referencing a commit not available in gnulib git repo: $ ./bootstrap ./bootstrap: Bootstrapping from checked-out coreutils sources... consider installing git-merge-changelog from gnulib ./bootstrap: getting gnulib files... fatal: reference is not a tree: 17017ae038b5b369d83b470c882fb4ceb388df1d Unable to checkout '17017ae038b5b369d83b470c882fb4ceb388df1d' in submodule path 'gnulib'
Kamil
