Could not read 326a3a44cd5074c6d7e0ff6b18fc45655a394ea0 fatal: refusing to merge unrelated histories git code example

Example 1: fatal: refusing to merge unrelated histories

fatal: refusing to merge unrelated histories
solution:
git pull --allow-unrelated-histories

Example 2: git refusing to merge unrelated histories

git pull origin master --allow-unrelated-histories