$ git clone -n https://gitee.com/src-anolis-os/a52dec /var/lib/mock/dist-an7_9-updates-build-193141-60696/root/chroot_tmpdir/scmroot/a52dec
Cloning into '/var/lib/mock/dist-an7_9-updates-build-193141-60696/root/chroot_tmpdir/scmroot/a52dec'...
$ git fetch origin b6636d3f74f398b9274f1ef469540375ad24a43d:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/a52dec
 * [new ref]         b6636d3f74f398b9274f1ef469540375ad24a43d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b6636d3 import a52dec-0.7.4-32.el8.src.rpm