Display what the commit is made of. It will show the tree, blobs and the structure of it.

show_commit.sh

# usage show_commit commit-sha
# usage show_commit HEAD

#!/bin/sh
show_tree() {
  spacing=$2
  printf "$spacing showing tree $1  \n"
  for one in $(git cat-file -p $1 | awk '{printf $2"--"$3 "\n"}'); do
    printf "$spacing $one \n"
  done;
  tree_count=$(git cat-file -p $1 | rg tree | awk '{print $3}' | wc -l)
  if [ $tree_count -ne 0 ]; then
    printf "$spacing sub-trees of tree $1 \n\n"
    printf "$spacing **************** start sub tree section ********** \n"
    for row in $(git cat-file -p $1 | rg tree | awk '{print $3}'); do 
      show_tree $row "$spacing"
    done;
    printf "$spacing **************** end sub tree section ********** \n\n"
  fi
  printf "$spacing =================== \n"
}

printf "showing commit $1\n"
for one in $(git cat-file -p $1 | head -n 2| awk '{printf $1"--"$2 "\n"}'); do
    printf "$one \n"
  done;
printf "=================== \n"
tree=$(git cat-file -p $1| head -n 1 | awk '{print $2}')
show_tree $tree "  "