foo.py

#!/usr/bin/python2

branches=['staging/cm-14.0', 'cm-14.0', 'refs/heads/cm-14.0', 'refs/heads/staging/cm-14.0']

print("Current:")
for b in branches:
  print(b + " -> " + b.split('/')[-1])

print("")
print("With patch:")
for b in branches:
  print(b + " -> " + "/".join(b.split('/')[2:]))

print("")
print("Stripping 'refs/heads/':")
for b in branches:
  print(b + " -> " + b.replace("refs/heads/",""))

print("")
print("Splitting 'refs/heads/':")
for b in branches:
  print(b + " -> " + b.split("refs/heads/")[-1])