$ git clone -n https://gitee.com/src-anolis-os/libxmlb.git /var/lib/mock/dist-an8.6-build-193957-60841/root/chroot_tmpdir/scmroot/libxmlb
Cloning into '/var/lib/mock/dist-an8.6-build-193957-60841/root/chroot_tmpdir/scmroot/libxmlb'...
$ git fetch origin e26025a456b423096c52cefd98ae6ace3cebe134:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/libxmlb
 * [new ref]         e26025a456b423096c52cefd98ae6ace3cebe134 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e26025a rebuild