tag 'v2.0' (refers to commit 'b')
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-In fact, we can perform all the normal git operations. But, let's look
+In fact, we can perform all the normal Git operations. But, let's look
at what happens when we then checkout master:
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It is important to realize that at this point nothing refers to commit
'f'. Eventually commit 'f' (and by extension commit 'e') will be deleted
-by the routine git garbage collection process, unless we create a reference
+by the routine Git garbage collection process, unless we create a reference
before that happens. If we have not yet moved away from commit 'f',
any of these will create a reference to it: