podman

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package buildah
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import "fmt"
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// Unmount unmounts a build container.
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func (b *Builder) Unmount() error {
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	_, err := b.store.Unmount(b.ContainerID, false)
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	if err != nil {
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		return fmt.Errorf("unmounting build container %q: %w", b.ContainerID, err)
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	}
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	b.MountPoint = ""
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	err = b.Save()
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	if err != nil {
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		return fmt.Errorf("saving updated state for build container %q: %w", b.ContainerID, err)
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	}
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	return nil
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}
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