$ git clone -n https://src.fedoraproject.org/rpms/system-config-language.git /var/lib/mock/f39-build-1460503-33209/root/chroot_tmpdir/scmroot/system-config-language
Cloning into '/var/lib/mock/f39-build-1460503-33209/root/chroot_tmpdir/scmroot/system-config-language'...
$ git fetch origin 5dedbed388666be73fa2f4531b2ab5496269308e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/system-config-language
 * [new ref]         5dedbed388666be73fa2f4531b2ab5496269308e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5dedbed Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild