$ git clone -n https://gitee.com/gcdota930915/anaconda.git /var/lib/mock/dist-an7_9-updates-build-287370-64857/root/chroot_tmpdir/scmroot/anaconda
Cloning into '/var/lib/mock/dist-an7_9-updates-build-287370-64857/root/chroot_tmpdir/scmroot/anaconda'...
$ git fetch origin b7262a70e0b2f33d0052f87a87d84533fa391e93:KOJI_FETCH_HEAD
From https://gitee.com/gcdota930915/anaconda
 * [new ref]         b7262a70e0b2f33d0052f87a87d84533fa391e93 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b7262a7 remove lan