$ git clone -n https://gitee.com/lzq11122/libpng.git /var/lib/mock/dist-an23-build-507215-74901/root/chroot_tmpdir/scmroot/libpng
Cloning into '/var/lib/mock/dist-an23-build-507215-74901/root/chroot_tmpdir/scmroot/libpng'...
$ git fetch origin 7156c5998fedb6c105c8e8727662bee9b9af4ecc:KOJI_FETCH_HEAD
From https://gitee.com/lzq11122/libpng
 * [new ref]         7156c5998fedb6c105c8e8727662bee9b9af4ecc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7156c59 Add patch to fix CVE-2026-22801