/usr/share/go-1.7/src/crypto/sha1/ is in golang-1.7-src 1.7.4-2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/go-1.7/src/crypto/sha1/example_test.go
/usr/share/go-1.7/src/crypto/sha1/fallback_test.go
/usr/share/go-1.7/src/crypto/sha1/issue15617_test.go
/usr/share/go-1.7/src/crypto/sha1/sha1.go
/usr/share/go-1.7/src/crypto/sha1/sha1_test.go
/usr/share/go-1.7/src/crypto/sha1/sha1block.go
/usr/share/go-1.7/src/crypto/sha1/sha1block_386.s
/usr/share/go-1.7/src/crypto/sha1/sha1block_amd64.go
/usr/share/go-1.7/src/crypto/sha1/sha1block_amd64.s
/usr/share/go-1.7/src/crypto/sha1/sha1block_amd64p32.s
/usr/share/go-1.7/src/crypto/sha1/sha1block_arm.s
/usr/share/go-1.7/src/crypto/sha1/sha1block_decl.go
/usr/share/go-1.7/src/crypto/sha1/sha1block_generic.go
/usr/share/go-1.7/src/crypto/sha1/sha1block_s390x.go
/usr/share/go-1.7/src/crypto/sha1/sha1block_s390x.s