$ git clone -n https://gitee.com/opencloudos-stream/imath.git /var/lib/mock/dist-ocs23-build-15880-1041/root/chroot_tmpdir/scmroot/imath
Cloning into '/var/lib/mock/dist-ocs23-build-15880-1041/root/chroot_tmpdir/scmroot/imath'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/imath
 * [new ref]                    -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 915c0e9 !1 Rebuilt for boost 1.82.0 Merge pull request !1 from rockerzhu/master