$ git clone -n https://gitee.com/zhangwenlong01/grep.git /var/lib/mock/dist-an23.4-build-505167-74842/root/chroot_tmpdir/scmroot/grep
Cloning into '/var/lib/mock/dist-an23.4-build-505167-74842/root/chroot_tmpdir/scmroot/grep'...
$ git fetch origin f7d7fc6f68f4bd782bfc9ae99b5eec56ab316fb3:KOJI_FETCH_HEAD
From https://gitee.com/zhangwenlong01/grep
 * [new ref]         f7d7fc6f68f4bd782bfc9ae99b5eec56ab316fb3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f7d7fc6 rebuild for loongarch64