minecraft-spigot-docker: Could not successfully run git

[LiaraAlis]

Creating a new minecraft-spigot-docker is not working. Following message appears in console:

 Allocating server
 Server allocated
 Downloading file https://hub.spigotmc.org/jenkins/job/BuildTools/lastSuccessfulBuild/artifact/target/BuildTools.jar
 Installing server
 Executing: java -jar BuildTools.jar --rev latest
 Starting container
Loading BuildTools version: git-BuildTools-15f42f5-156 (#156)
Java Version: Java 17
Current Path: /pufferpanel/.
Could not successfully run git. Please ensure it is installed and functioning. Cannot run program "git" (in directory "."): error=2, No such file or directory
 Writing some data to file: eula.txt
 Server installed
 Writing some data to file: server.properties

It seems that the used image has no git installed…?