$ git clone -n https://gitee.com/mgb01105731/rust-rav1e.git /var/lib/mock/dist-an23.3-build-430184-73043/root/chroot_tmpdir/scmroot/rust-rav1e
Cloning into '/var/lib/mock/dist-an23.3-build-430184-73043/root/chroot_tmpdir/scmroot/rust-rav1e'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/rust-rav1e
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e18795b fix build err