$ git clone -n https://gitee.com/fundawang/prefixdevname.git /var/lib/mock/dist-an23-build-323811-68509/root/chroot_tmpdir/scmroot/prefixdevname
Cloning into '/var/lib/mock/dist-an23-build-323811-68509/root/chroot_tmpdir/scmroot/prefixdevname'...
$ git fetch origin ccc71958b03a9a2c682f7d5de8e3d2c08ee01746:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/prefixdevname
 * [new ref]         ccc71958b03a9a2c682f7d5de8e3d2c08ee01746 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ccc7195 fix build