standardize 'Commit Sha' to 'Commit Hash'

pkg/commands/git_commands/bisect.go

@@ -135,7 +135,7 @@ func (self *BisectCommands) StartWithTerms(oldTerm string, newTerm string) error
 }
 
 // tells us whether we've found our problem commit(s). We return a string slice of
-// commit sha's if we're done, and that slice may have more that one item if
+// commit hashes if we're done, and that slice may have more that one item if
 // skipped commits are involved.
 func (self *BisectCommands) IsDone() (bool, []string, error) {
 	info := self.GetInfo()

pkg/commands/git_commands/bisect_info.go

@@ -29,7 +29,7 @@ type BisectInfo struct {
 	newTerm string // 'bad' by default
 	oldTerm string // 'good' by default
 
-	// map of commit sha's to their status
+	// map of commit hashes to their status
 	statusMap map[string]BisectStatus
 
 	// the sha of the commit that's under test

pkg/commands/git_commands/commit_loader.go

@@ -559,7 +559,7 @@ func ignoringWarnings(commandOutput string) string {
 	return lastLine
 }
 
-// getFirstPushedCommit returns the first commit SHA which has been pushed to the ref's upstream.
+// getFirstPushedCommit returns the first commit hash which has been pushed to the ref's upstream.
 // all commits above this are deemed unpushed and marked as such.
 func (self *CommitLoader) getFirstPushedCommit(refName string) (string, error) {
 	output, err := self.cmd.New(