$ git clone -n https://gitee.com/src-anolis-os/execstack /var/lib/mock/dist-an8.6-build-181595-59976/root/chroot_tmpdir/scmroot/execstack
Cloning into '/var/lib/mock/dist-an8.6-build-181595-59976/root/chroot_tmpdir/scmroot/execstack'...
$ git fetch origin a8:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/execstack
 * [new branch]      a8         -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 97fdc1c Add PL_ARCH for Loongarch64