$ git clone -n https://gitee.com/src-anolis-os/kf5-kcmutils.git /var/lib/mock/dist-an23-build-524693-77618/root/chroot_tmpdir/scmroot/kf5-kcmutils
Cloning into '/var/lib/mock/dist-an23-build-524693-77618/root/chroot_tmpdir/scmroot/kf5-kcmutils'...
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Updating files: 100% (5303/5303), done.
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/kf5-kcmutils
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b7d36ea rebuild