diff --git a/IT/git.md b/IT/git.md
deleted file mode 100644
index 407d07e..0000000
--- a/IT/git.md
+++ /dev/null
@@ -1,40 +0,0 @@
-# git
-
-## delete a file only from git repository
-
-`git rm -rf --cached`
-
-## delete a file from complete history
-
-be carefull can't push repo last time use
-
-`git filter-branch --index-filter "git rm -rf --cached --ignore-unmatch logbook.md" HEAD`
-
-## example de déclencheur git
-
-```bash
-#!/bin/bash
-GIT_REPO=`pwd`
-SITE_NAME=notebook
-TMP_GIT_CLONE="/tmp/$SITE_NAME"
-PUBLIC_WWW="/usr/share/nginx/html/$SITE_NAME"
-# get branch name
-if ! [ -t 0 ]; then
-  read -a ref
-fi
-IFS='/' read -ra REF <<< "${ref[2]}"
-branch="${REF[2]}"
-
-if [ "master" == "$branch" ]; then
-mkdir -p $TMP_GIT_CLONE
-echo "download repo"
-git clone --recursive $GIT_REPO $TMP_GIT_CLONE
-cd $TMP_GIT_CLONE
-export PATH="$HOME/.local/bin:$PATH"
-make install -e BUILDDIR=$PUBLIC_WWW
-echo "Cleaning up"
-rm -Rf $TMP_GIT_CLONE
-fi
-exit
-
-```