$ git clone -n https://src.fedoraproject.org/rpms/deepin-gir-generator.git /var/lib/mock/f38-build-side-42-init-devel-604347-26231/root/chroot_tmpdir/scmroot/deepin-gir-generator
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-604347-26231/root/chroot_tmpdir/scmroot/deepin-gir-generator'...
$ git fetch origin c78d9dfe10043e0a9b470a0244ab9ace50eeeb2b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/deepin-gir-generator
 * [new ref]         c78d9dfe10043e0a9b470a0244ab9ace50eeeb2b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c78d9df Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild