Necessary configurations for running cgit behind nginx on Debian.
* nginx
In =/etc/nginx/sites-available/git.domain.tld=:
#+begin_src
server {
	listen 80;
	listen [::]:80;

	server_name git.domain.tld;

	root /usr/share/cgit;
	try_files $uri @cgit;

	location @cgit {
		include fastcgi_params;
		fastcgi_param SCRIPT_FILENAME /usr/lib/cgit/cgit.cgi;
		fastcgi_param PATH_INFO $uri;
		fastcgi_param QUERY_STRING $args;
		fastcgi_param HTTP_HOST $server_name;
		fastcgi_pass unix:/run/fcgiwrap.socket;
	}
}
#+end_src
* cgit
In =/etc/cgitrc=:
#+begin_src conf
css=/cgit.css
logo=/cgit.png
virtual-root=/

scan-path=/srv/git
#+end_src
* git
#+begin_src sh
$ echo $(which git-shell) >> /etc/shells
$ chsh git -s $(which git-shell)
$ mkdir /srv/git
$ chown git:www-data /srv/git
# Each time a repository is added:
$ git -C /srv/git/$repo config core.sharedRepository 0640
#+end_src