use branch in docker build

Cargo.toml

@@ -78,8 +78,5 @@ with-keyring = [ "keyring" ]
 [target."cfg(target_family = \"unix\")".dependencies]
 users = "0.11.0"
 
-[profile.release]
-incremental = true
-
 [profile.dev]
 incremental = true

dist/build/docker.sh

@@ -16,7 +16,7 @@ cd -
 mkdir -p ${PKGS_DIR}/
 # Build x86_64_deb
 cd x86_64_debian9/
-docker build --tag termscp-${VERSION}-x86_64_debian9 .
+docker build --build-arg branch=${VERSION} --tag termscp-${VERSION}-x86_64_debian9 .
 cd -
 mkdir -p ${PKGS_DIR}/deb/
 mkdir -p ${PKGS_DIR}/x86_64-unknown-linux-gnu/
@@ -30,7 +30,7 @@ rm termscp
 cd -
 # Build x86_64_centos7
 cd x86_64_centos7/
-docker build --tag termscp-${VERSION}-x86_64_centos7 .
+docker build --build-arg branch=${VERSION} --tag termscp-${VERSION}-x86_64_centos7 .
 cd -
 mkdir -p ${PKGS_DIR}/rpm/
 CONTAINER_NAME=$(docker create termscp-${VERSION}-x86_64_centos7 /bin/bash)

dist/build/x86_64_centos7/Dockerfile

@@ -1,5 +1,7 @@
 FROM centos:centos7 as builder
 
+ARG branch
+ENV branch=$branch
 WORKDIR /usr/src/
 # Install dependencies
 RUN yum -y install \
@@ -15,7 +17,7 @@ RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs > /tmp/rust.sh &&
     chmod +x /tmp/rust.sh && \
     /tmp/rust.sh -y
 # Clone repository
-RUN git clone https://github.com/veeso/termscp.git
+RUN git clone --branch $branch https://github.com/veeso/termscp.git
 # Set workdir to termscp
 WORKDIR /usr/src/termscp/
 # Install cargo arxch

dist/build/x86_64_debian9/Dockerfile

@@ -1,5 +1,7 @@
 FROM debian:stretch
 
+ARG branch
+ENV branch=$branch
 WORKDIR /usr/src/
 # Install dependencies
 RUN apt update && apt install -y \
@@ -17,7 +19,7 @@ RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs > /tmp/rust.sh &&
   chmod +x /tmp/rust.sh && \
   /tmp/rust.sh -y
 # Clone repository
-RUN git clone https://github.com/veeso/termscp.git
+RUN git clone --branch $branch https://github.com/veeso/termscp.git
 # Set workdir to termscp
 WORKDIR /usr/src/termscp/
 # Install cargo deb