F-10 mock can't build rawhide packages

[Lucian Langa]

On Thu, 2009-03-05 at 00:15 -0500, Tom Lane wrote:
> Roland McGrath <roland at redhat.com> writes:
> >> I'm having the same problem:
> >> 
> >> rpmdb: Program version 4.5 doesn't match environment version 4.7
> >> error: db4 error(-30972) from dbenv->open: DB_VERSION_MISMATCH: Database environment version mismatch
> >> error: cannot open Packages index using db3 -  (-30972)
> >> error: cannot open Packages database in /var/lib/mock/fedora-11-x86_64/root/var/lib/rpm
> 
> > When I had those errors on rawhide itself, what was necessary was:
> > 	rm -f /var/lib/rpm/__db.*
> > Perhaps:
> > 	rm -f /var/lib/mock/fedora-11-x86_64/root/var/lib/rpm/__db.*
> > would do it?
> 
> FWIW, mock seems to work for me in a fresh-as-of-yesterday F10
> installation.  If Roland's idea doesn't work, try blowing away
> *everything* under /var/lib/mock and see where that gets you.

You could try to run mock as an unprivileged user that is part of the
mock group. I was having the same issues when running mock as root user,
but it works once I run it with normal user.

https://www.redhat.com/archives/fedora-buildsys-list/2009-February/msg00026.html

--lucian