$ git clone -n https://gitee.com/mgb01105731/python-progressbar2.git /var/lib/mock/dist-an23-build-191011-60791/root/chroot_tmpdir/scmroot/python-progressbar2
Cloning into '/var/lib/mock/dist-an23-build-191011-60791/root/chroot_tmpdir/scmroot/python-progressbar2'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/python-progressbar2
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 204b048 update to version 4.2.0