$ git clone -n https://src.fedoraproject.org/rpms/rubygem-capybara.git /var/lib/mock/f41-build-740617-13309/root/chroot_tmpdir/scmroot/rubygem-capybara
Cloning into '/var/lib/mock/f41-build-740617-13309/root/chroot_tmpdir/scmroot/rubygem-capybara'...
$ git fetch origin 79bd5a5f3ee4a216bd12ec492d91566af7e64095:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rubygem-capybara
 * [new ref]         79bd5a5f3ee4a216bd12ec492d91566af7e64095 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 79bd5a5 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild