$ git clone -n https://gitee.com/src-anolis-dde/qtchooser-39.git /var/lib/mock/dist-an8.6-build-184155-60286/root/chroot_tmpdir/scmroot/qtchooser-39
Cloning into '/var/lib/mock/dist-an8.6-build-184155-60286/root/chroot_tmpdir/scmroot/qtchooser-39'...
$ git fetch origin a8:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-dde/qtchooser-39
 * [new branch]      a8         -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4c68a34 init package