$ git clone -n https://gitee.com/opencloudos-stream/re2c.git /home/lib/mock/dist-ocs23-build-241230-22113/root/chroot_tmpdir/scmroot/re2c
Cloning into '/home/lib/mock/dist-ocs23-build-241230-22113/root/chroot_tmpdir/scmroot/re2c'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/re2c
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ac5699b Rebuilt for loongarch release