Does not run on Debian ?

[redfirebrooks]

Hello, I did not manage to make it run on Debian 12.

git clone https://github.com/laurent22/rsync-time-backup
Cloning into 'rsync-time-backup'...
remote: Enumerating objects: 643, done.
remote: Counting objects: 100% (22/22), done.
remote: Compressing objects: 100% (20/20), done.
remote: Total 643 (delta 11), reused 10 (delta 2), pack-reused 621
Receiving objects: 100% (643/643), 754.68 KiB | 3.70 MiB/s, done.
Resolving deltas: 100% (258/258), done.

then cd rsync-time-backup

rsync_tmbackup.sh /home/debian/docker /mnt/backup
-bash: rsync_tmbackup.sh: command not found

sh rsync_tmbackup.sh /home/debian/docker /mnt/backup
trap: SIGINT: bad trap
rsync_tmbackup.sh: 131: Syntax error: redirection unexpected