git clone --depth 1 --branch v1.15.3 https://github.com/go-gitea/gitea.git
cd gitea
docker build -t mygitea:1.15.3 .
docker run --rm --entrypoint ls mygitea:1.15.3 /usr/bin/entrypoint -al
-rw-r--r-- 1 root root 883 Oct 22 14:42 /usr/bin/entrypoint