Install Git from source

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HOW TO INSTALL FROM CODE/INSTALLING GIT FROM SOURCE:
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Step 1 – Prerequsities:
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$ yum install curl-devel expat-devel gettext-devel openssl-devel zlib-devel
$ yum install gcc perl-ExtUtils-MakeMake

Step 2 – Install Git on CentOS: 
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Download latest Git source code from kernel git or simply use following command to download Git 2.21.0.

Then, compile and install:

cd /usr/src
wget https://www.kernel.org/pub/software/scm/git/git-2.21.0.tar.gz
$ tar xzf git-2.21.0.tar.gz
After downloading and extracting Git source code, Use the following command to compile the source code.

$ cd git-2.21.0

$ make prefix=/usr/local/git all
$ make prefix=/usr/local/git install

(Another way is creating doing 
$ make configure
$ ./configure --prefix=/us
)


$ make all doc info
$ sudo make install install-doc install-html install-info

Step 3 – Setup Environment:
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After installation of git client. Now you just need to set binary in the system environment. Set the PATH variable with newly installed git binary in /etc/bashrc by executing below command. Also, reload the changes in the current environment.

echo "export PATH=/usr/local/git/bin:$PATH" >> /etc/bashrc
source /etc/bashrc
After completing the steps. Let’s use the following command to check the current git version.

git --version

git version 2.21.0

After this is done, you can also get Git via Git itself for updates:

$ git clone git://git.kernel.org/pub/scm/git/git.git