$ git clone -n https://gitee.com/songkai01/squashfs-tools.git /var/lib/mock/dist-an8.9-build-383276-71837/root/chroot_tmpdir/scmroot/squashfs-tools
Cloning into '/var/lib/mock/dist-an8.9-build-383276-71837/root/chroot_tmpdir/scmroot/squashfs-tools'...
$ git fetch origin 81b62883bb29613040e4cc4d149864ef9a657927:KOJI_FETCH_HEAD
From https://gitee.com/songkai01/squashfs-tools
 * [new ref]         81b62883bb29613040e4cc4d149864ef9a657927 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 81b6288 Fix CVE-2021-40153,CVE-2021-41072