$ git clone -n https://gitee.com/wenyuzifang/libpng15.git /var/lib/mock/dist-an23-build-563454-91696/root/chroot_tmpdir/scmroot/libpng15
Cloning into '/var/lib/mock/dist-an23-build-563454-91696/root/chroot_tmpdir/scmroot/libpng15'...
$ git fetch origin 39d0428e569d8f37c7306f76bdde8c671d2294bf:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/libpng15
 * [new ref]         39d0428e569d8f37c7306f76bdde8c671d2294bf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 39d0428 [CVE] [Distro] add patch to fix CVE-2026-33416