aliasのトレース

)$ GIT_TRACE=1 git p
19:24:50.888694 git.c:554               trace: exec: 'git-p'
19:24:50.888694 run-command.c:341       trace: run_command: 'git-p'
19:24:50.905695 run-command.c:341       trace: run_command: 'f () { git push ${1:-origin} `git rev-parse --abbrev-ref HEAD`;}; f'
19:24:50.911695 run-command.c:192       trace: exec: '/bin/sh' '-c' 'f () { git push ${1:-origin} `git rev-parse --abbrev-ref HEAD`;}; f' 'f () { git push ${1:-origin} `git rev-parse --abbrev-ref HEAD`;}; f'
19:24:50.960698 git.c:349               trace: built-in: git 'rev-parse' '--abbrev-ref' 'HEAD'
19:24:50.990700 git.c:349               trace: built-in: git 'push' 'origin' 'dev-15.03'
19:24:51.072705 run-command.c:341       trace: run_command: 'ssh' 'user@192.168.2.2' 'git-receive-pack '\''/home/user'\'''
Everything up-to-date

参考
http://rcmdnk.github.io/blog/2013/12/20/computer-git/