$ git clone -n https://gitee.com/mgb01105731/libpng_1.git /var/lib/mock/dist-an23.4-build-544368-86718/root/chroot_tmpdir/scmroot/libpng_1
Cloning into '/var/lib/mock/dist-an23.4-build-544368-86718/root/chroot_tmpdir/scmroot/libpng_1'...
$ git fetch origin 0a549114c3e4c95e86870fda9e8ecd6a4ab91096:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/libpng_1
 * [new ref]         0a549114c3e4c95e86870fda9e8ecd6a4ab91096 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0a54911 Add patch to fix CVE-2026-3713