$ git clone -n https://gitee.com/src-opencloudos-rpms/poppler.git /var/lib/mock/dist-oc9-build-125637-75195/root/chroot_tmpdir/scmroot/poppler
Cloning into '/var/lib/mock/dist-oc9-build-125637-75195/root/chroot_tmpdir/scmroot/poppler'...
$ git fetch origin 8797b53898b7ffcf1861dba3f9ab9def0c1bd40d:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/poppler
 * [new ref]         8797b53898b7ffcf1861dba3f9ab9def0c1bd40d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8797b53 import poppler-23.08.0-8.tl4