$ git clone -n https://gitee.com/tomcruiseqi/libxml2.git /var/lib/mock/dist-an23-build-530164-80258/root/chroot_tmpdir/scmroot/libxml2
Cloning into '/var/lib/mock/dist-an23-build-530164-80258/root/chroot_tmpdir/scmroot/libxml2'...
$ git fetch origin 3eda29269a736e03f0c002696861d5b0d5bd7da1:KOJI_FETCH_HEAD
From https://gitee.com/tomcruiseqi/libxml2
 * [new ref]         3eda29269a736e03f0c002696861d5b0d5bd7da1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3eda292 [CVE][Upstream] Update to 2.15.3 to fix CVE-2026-6732