micwoj92 [1] filed a deletion request for docker-enter-git [2]:

note from readme: That being said, all modern distros now ship with `nsenter`, and this repository is no longer useful, except for historical or curiosity purposes.

[1] https://aur.archlinux.org/account/micwoj92/ [2] https://aur.archlinux.org/pkgbase/docker-enter-git/