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# dependencias git
sudo yum install autoconf libcurl-devel expat-devel gcc gettext-devel kernel-headers openssl-devel perl-devel zlib-devel -y

# remove git
rpm -qa | grep "git"
rpm -e --nodeps "git-1.8.3.1-6.el7_2.1.x86_64"

# create dirs
mkdir -p /opt/git/src

# download
cd /opt/git
wget https://www.kernel.org/pub/software/scm/git/git-2.9.4.tar.gz 
mv git-2.9.4.tar.gz ./src

# descompact
tar xzf git-2.9.4.tar.gz

# link para pasta de sistema
cd /usr/src
sudo ln -s /opt/git/src/git-2.9.4 git-2.9.4

# compila
make clean
make configure
./configure --prefix=/usr/local/git
make prefix=/usr/local/git all
make prefix=/usr/local/git install

# adiciona no bashrc
echo "export PATH=$PATH:/usr/local/git/bin" >> /etc/bashrc
source /etc/bashrc