$ git clone -n https://gitee.com/mgb01105731/libblockdev.git /var/lib/mock/dist-an23.2-build-417952-72829/root/chroot_tmpdir/scmroot/libblockdev
Cloning into '/var/lib/mock/dist-an23.2-build-417952-72829/root/chroot_tmpdir/scmroot/libblockdev'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/libblockdev
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b44927b Refer to CentOS Stream libblockdev-3.2.0-1(vtrefny@redhat.com)