$ git clone -n https://gitee.com/jessica-liu/git.git /var/lib/mock/dist-an23-build-446585-73355/root/chroot_tmpdir/scmroot/git
Cloning into '/var/lib/mock/dist-an23-build-446585-73355/root/chroot_tmpdir/scmroot/git'...
$ git fetch origin 506c4fe46588754f445efaa3a2bc5822b677ad96:KOJI_FETCH_HEAD
From https://gitee.com/jessica-liu/git
 * [new ref]         506c4fe46588754f445efaa3a2bc5822b677ad96 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 506c4fe Skip tests which fail on riscv64