How to install and store credentials on Linux with Git Credential Manager and pass?

Create the gpg key

gpg --gen-key

• It will prompt you to create a user id

GnuPG needs to construct a user ID to identify your key.

Real name: aname
Email address: [email protected]
Comment:
You selected this USER-ID:
    "aname <[email protected]>"

• When you got to this message: connect to another session and enter a find / | xargs file to create entropy.

We need to generate a lot of random bytes. It is a good idea to perform
some other action (type on the keyboard, move the mouse, utilize the
disks) during the prime generation; this gives the random number
generator a better chance to gain enough entropy.
We need to generate a lot of random bytes. It is a good idea to perform
some other action (type on the keyboard, move the mouse, utilize the
disks) during the prime generation; this gives the random number
generator a better chance to gain enough entropy.

• When it's finished

gpg: /home/www-user/.gnupg/trustdb.gpg: trustdb created
gpg: key 2D3CF104 marked as ultimately trusted
public and secret key created and signed.

gpg: checking the trustdb
gpg: 3 marginal(s) needed, 1 complete(s) needed, PGP trust model
gpg: depth: 0  valid:   1  signed:   0  trust: 0-, 0q, 0n, 0m, 0f, 1u
gpg: next trustdb check due at 2028-05-02
pub   2048R/2D3CF104 2023-05-04 [expires: 2028-05-02]
      Key fingerprint = 126C 2E32 7C6E 8C8F 7C55  8714 0F83 C936 2D3C F104
uid                  gitcs <[email protected]>
sub   2048R/5A9C14E1 2023-05-04 [expires: 2028-05-02]

Init the pass store

With pass:

pass init 'aname <[email protected]>'

Set the credential store to gpg

git config --global credential.credentialStore gpg