構築環境

# cat /etc/redhat-release
CentOS Linux release 7.0.1406 (Core)

Gitパッケージインストール

# yum install git
Loaded plugins: fastestmirror
base | 3.6 kB 00:00:00
extras | 3.4 kB 00:00:00
updates | 3.4 kB 00:00:00
vz-base | 951 B 00:00:00
vz-updates | 951 B 00:00:00
(1/4): base/7/x86_64/group_gz | 157 kB 00:00:01
(2/4): extras/7/x86_64/primary_db | 43 kB 00:00:01
(3/4): updates/7/x86_64/primary_db | 6.0 MB 00:00:02
(4/4): base/7/x86_64/primary_db | 4.9 MB 00:00:04
(1/2): vz-base/primary | 723 B 00:00:00
(2/2): vz-updates/primary | 157 B 00:00:00
Determining fastest mirrors
* base: ftp.nara.wide.ad.jp
* extras: ftp.nara.wide.ad.jp
* updates: ftp.nara.wide.ad.jp
vz-base 1/1
Resolving Dependencies
--> Running transaction check
---> Package git.x86_64 0:1.8.3.1-4.el7 will be installed
--> Processing Dependency: perl-Git = 1.8.3.1-4.el7 for package: git-1.8.3.1-4.el7.x86_64
--> Processing Dependency: perl(Term::ReadKey) for package: git-1.8.3.1-4.el7.x86_64
--> Processing Dependency: perl(Git) for package: git-1.8.3.1-4.el7.x86_64
--> Processing Dependency: perl(Error) for package: git-1.8.3.1-4.el7.x86_64
--> Processing Dependency: libgnome-keyring.so.0()(64bit) for package: git-1.8.3.1-4.el7.x86_64
--> Running transaction check
---> Package libgnome-keyring.x86_64 0:3.8.0-3.el7 will be installed
---> Package perl-Error.noarch 1:0.17020-2.el7 will be installed
---> Package perl-Git.noarch 0:1.8.3.1-4.el7 will be installed
---> Package perl-TermReadKey.x86_64 0:2.30-20.el7 will be installed
--> Finished Dependency Resolution

Dependencies Resolved

Package Arch Version Repository Size

Installing:
git x86_64 1.8.3.1-4.el7 base 4.3 M
Installing for dependencies:
libgnome-keyring x86_64 3.8.0-3.el7 base 109 k
perl-Error noarch 1:0.17020-2.el7 base 32 k
perl-Git noarch 1.8.3.1-4.el7 base 52 k
perl-TermReadKey x86_64 2.30-20.el7 base 31 k

Transaction Summary

Install 1 Package (+4 Dependent packages)

Total download size: 4.5 M
Installed size: 22 M
Is this ok [y/d/N]:y
Downloading packages:
(1/5): libgnome-keyring-3.8.0-3.el7.x86_64.rpm | 109 kB 00:00:00
(2/5): perl-Error-0.17020-2.el7.noarch.rpm | 32 kB 00:00:00
(3/5): perl-Git-1.8.3.1-4.el7.noarch.rpm | 52 kB 00:00:00
(4/5): perl-TermReadKey-2.30-20.el7.x86_64.rpm | 31 kB 00:00:00
(5/5): git-1.8.3.1-4.el7.x86_64.rpm | 4.3 MB 00:00:01

Total 2.3 MB/s | 4.5 MB 00:00:01
Running transaction check
Running transaction test
Transaction test succeeded
Running transaction
Installing : 1:perl-Error-0.17020-2.el7.noarch 1/5
Installing : perl-TermReadKey-2.30-20.el7.x86_64 2/5
Installing : libgnome-keyring-3.8.0-3.el7.x86_64 3/5
Installing : git-1.8.3.1-4.el7.x86_64 4/5
Installing : perl-Git-1.8.3.1-4.el7.noarch 5/5
Verifying : perl-Git-1.8.3.1-4.el7.noarch 1/5
Verifying : 1:perl-Error-0.17020-2.el7.noarch 2/5
Verifying : libgnome-keyring-3.8.0-3.el7.x86_64 3/5
Verifying : git-1.8.3.1-4.el7.x86_64 4/5
Verifying : perl-TermReadKey-2.30-20.el7.x86_64 5/5

Installed:
git.x86_64 0:1.8.3.1-4.el7

Dependency Installed:
libgnome-keyring.x86_64 0:3.8.0-3.el7 perl-Error.noarch 1:0.17020-2.el7
perl-Git.noarch 0:1.8.3.1-4.el7 perl-TermReadKey.x86_64 0:2.30-20.el7

Complete!

group作成

# groupadd -g 1001 gitg

user作成

# useradd -g 1001 -u 1001 -d /home/gituser -m gituser

リポジトリ作成

# git init --bare --shared repos.git
Initialized empty shared Git repository in /root/repos.git/

# chown -R gituser:gitg repos.git

まだgitちゃっと使ってないので、とりあえず構築まで。。。
もう少し理解が深まったら肉付けします。。。。