$ git clone -n https://gitee.com/mgb01105731/javapackages-bootstrap_2.git /var/lib/mock/dist-an23.3-build-470711-74059/root/chroot_tmpdir/scmroot/javapackages-bootstrap_2
Cloning into '/var/lib/mock/dist-an23.3-build-470711-74059/root/chroot_tmpdir/scmroot/javapackages-bootstrap_2'...
$ git fetch origin a23.3:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/javapackages-bootstrap_2
 * [new branch]      a23.3      -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a37baab update to 1.25.0