$ git clone -n https://src.fedoraproject.org/rpms/rubygem-rspec-expectations.git /var/lib/mock/f38-build-side-42-init-devel-687962-26769/root/chroot_tmpdir/scmroot/rubygem-rspec-expectations
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-687962-26769/root/chroot_tmpdir/scmroot/rubygem-rspec-expectations'...
$ git fetch origin a6622412d52b0a98e4b41c6a764acf7629d9d4da:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rubygem-rspec-expectations
 * [new ref]         a6622412d52b0a98e4b41c6a764acf7629d9d4da -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a662241 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild