$ git clone -n https://gitee.com/mgb01105731/libpaper.git /var/lib/mock/dist-an23.2-build-414335-72829/root/chroot_tmpdir/scmroot/libpaper
Cloning into '/var/lib/mock/dist-an23.2-build-414335-72829/root/chroot_tmpdir/scmroot/libpaper'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/libpaper
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8202c70 Sync up from CentOS Stream libpaper-2.1.1-1(tdawson@redhat.com)