140     const { stdout } = await this.runAsync(['rev-parse', '--abbrev-ref', 'HEAD']);  constant
148     const { stdout } = await this.runAsync([  constant
175     const { stdout } = await this.runAsync(['rev-parse', 'HEAD']);  constant
250     const { stdout } = await this.runAsync([  constant
277     const { stdout } = await this.runAsync([  constant
350     const { stdout } = await this.runAsync(['rev-list', '--left-right', '--count', `${a}...${b}`]);  constant
374     const { stdout } = await this.runAsync(['diff', '--name-only', '--cached']);  constant
389     const { stdout } = await this.runAsync(['merge-base', base, ref]);  constant
397     const { stdout } = await this.runAsync(['diff', `${commit1}..${commit2}`]);  constant
414     const { stdout } = await this.runAsync(['ls-tree', '-l', ref, '--', ...paths]);  constant
436     const { stdout } = await this.runAsync(['show', `${ref}:${relative(EXPO_DIR, path)}`]);  constant