install failed

[kingeasternsun]

go env

GOARCH="amd64"
GOBIN="/home/wdy/go/bin"
GOEXE=""
GOHOSTARCH="amd64"
GOHOSTOS="linux"
GOOS="linux"
GOPATH="/home/wdy/gitlab"
GORACE=""
GOROOT="/home/wdy/go"
GOTOOLDIR="/home/wdy/go/pkg/tool/linux_amd64"
GCCGO="gccgo"
CC="gcc"
GOGCCFLAGS="-fPIC -m64 -pthread -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build039446685=/tmp/go-build -gno-record-gcc-switches"
CXX="g++"
CGO_ENABLED="1"
CGO_CFLAGS="-g -O2"
CGO_CPPFLAGS=""
CGO_CXXFLAGS="-g -O2"
CGO_FFLAGS="-g -O2"
CGO_LDFLAGS="-g -O2"
PKG_CONFIG="pkg-config"

wdy@wdy:~$ go get -u -v github.com/matryer/remoto
github.com/matryer/remoto (download)
github.com/gobuffalo/plush (download)
github.com/gobuffalo/envy (download)
github.com/joho/godotenv (download)
github.com/gobuffalo/github_flavored_markdown (download)
# cd /home/wdy/gitlab/src/github.com/gobuffalo/github_flavored_markdown; git pull --ff-only
From https://github.com/gobuffalo/github_flavored_markdown
 * [new branch]      fix-blackfriday -> origin/fix-blackfriday
 * [new branch]      master          -> origin/master
 * [new tag]         v1.0.0          -> v1.0.0
There is no tracking information for the current branch.
Please specify which branch you want to merge with.
See git-pull(1) for details.

    git pull <remote> <branch>

If you wish to set tracking information for this branch you can do so with:

    git branch --set-upstream-to=origin/<branch> master

package github.com/gobuffalo/github_flavored_markdown: exit status 1
github.com/gobuffalo/tags (download)
github.com/fatih/structs (download)
github.com/pkg/errors (download)
github.com/gobuffalo/uuid (download)
github.com/gobuffalo/validate (download)
github.com/markbates/going (download)
# cd .; git clone https://github.com/markbates/going /home/wdy/gitlab/src/github.com/markbates/going
Cloning into '/home/wdy/gitlab/src/github.com/markbates/going'...
error: Untracked working tree file '.gitignore' would be overwritten by merge.
fatal: unable to checkout working tree
warning: Clone succeeded, but checkout failed.
You can inspect what was checked out with 'git status'
and retry the checkout with 'git checkout -f HEAD'

package github.com/markbates/going/wait: exit status 128
github.com/markbates/inflect (download)
github.com/serenize/snaker (download)
github.com/spf13/cobra (download)
github.com/spf13/pflag (download)