$ git clone -n https://gitee.com/src-opencloudos-rpms/mutt.git /var/lib/mock/dist-oc8-build-74019-49533/root/chroot_tmpdir/scmroot/mutt
Cloning into '/var/lib/mock/dist-oc8-build-74019-49533/root/chroot_tmpdir/scmroot/mutt'...
$ git fetch origin 9cbaffccc943ca01beb3750622b44bc34291efff:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/mutt
 * [new ref]         9cbaffccc943ca01beb3750622b44bc34291efff -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9cbaffc import mutt-2.0.7-3.tl3