$ git clone -n https://gitee.com/wenjie2025/cups_1770852431.git /var/lib/mock/dist-an23-build-513906-75110/root/chroot_tmpdir/scmroot/cups_1770852431
Cloning into '/var/lib/mock/dist-an23-build-513906-75110/root/chroot_tmpdir/scmroot/cups_1770852431'...
$ git fetch origin a42d5cb38de62e290ac68f5085033625e454ebc3:KOJI_FETCH_HEAD
From https://gitee.com/wenjie2025/cups_1770852431
 * [new ref]         a42d5cb38de62e290ac68f5085033625e454ebc3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a42d5cb Update code from upstream