[FEAT] support searching non default branches/tags when using git-grep (#3654)
resolves https://codeberg.org/forgejo/forgejo/pulls/3639#issuecomment-1806676 and https://codeberg.org/forgejo/forgejo/pulls/3513#issuecomment-1794990
Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/3654
Reviewed-by: Earl Warren <earl-warren@noreply.codeberg.org>
Co-authored-by: Shiny Nematoda <snematoda.751k2@aleeas.com>
Co-committed-by: Shiny Nematoda <snematoda.751k2@aleeas.com>
authored by