gitb issue show 実行でエラー

[striderkein]

実行環境

MacBook Pro (16-inch, 2019), 2.4 GHz 8コアIntel Core i9, macOS 12.1

発生したエラー

$ gitb issue show
panic: runtime error: index out of range [2] with length 2

goroutine 1 [running]:
main.extractProjectKeyAndRepoName(0xc0001486a5, 0x14, 0x14, 0xa, 0xc00012d180, 0xa)
        /home/vvatanabe/go/src/github.com/vvatanabe/gitb/repository.go:135 +0x1c5
main.NewBacklogRepository(0x166ba90, 0xc000124ca8, 0x166ba90)
        /home/vvatanabe/go/src/github.com/vvatanabe/gitb/repository.go:113 +0xad
main.open(0x15c11a4, 0x1, 0x0, 0xc0001b15a8, 0x1668b30)
        /home/vvatanabe/go/src/github.com/vvatanabe/gitb/main.go:287 +0x85
main.main.func6(0xc0001a8840, 0xc000132c00, 0xc0001bd350)
        /home/vvatanabe/go/src/github.com/vvatanabe/gitb/main.go:128 +0x3a
github.com/urfave/cli.HandleAction(0x150f6a0, 0x15e92f0, 0xc0001a8840, 0xc0001a8840, 0x0)
        /home/vvatanabe/go/pkg/mod/github.com/urfave/[email protected]/app.go:523 +0x105
github.com/urfave/cli.Command.Run(0x15c1c5b, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x15da182, 0x2d, 0x0, ...)
        /home/vvatanabe/go/pkg/mod/github.com/urfave/[email protected]/command.go:174 +0x579
github.com/urfave/cli.(*App).RunAsSubcommand(0xc0001b2540, 0xc0001a8580, 0x0, 0x0)
        /home/vvatanabe/go/pkg/mod/github.com/urfave/[email protected]/app.go:404 +0x914
github.com/urfave/cli.Command.startApp(0x15c242c, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x15d95f5, 0x2b, 0x0, ...)
        /home/vvatanabe/go/pkg/mod/github.com/urfave/[email protected]/command.go:373 +0x7ff
github.com/urfave/cli.Command.Run(0x15c242c, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x15d95f5, 0x2b, 0x0, ...)
        /home/vvatanabe/go/pkg/mod/github.com/urfave/[email protected]/command.go:102 +0xa14
github.com/urfave/cli.(*App).Run(0xc0001b2380, 0xc000116180, 0x3, 0x3, 0x0, 0x0)
        /home/vvatanabe/go/pkg/mod/github.com/urfave/[email protected]/app.go:276 +0x7e8
main.main()
        /home/vvatanabe/go/src/github.com/vvatanabe/gitb/main.go:272 +0x873