[release-branch.go1.24] cmd/go: initialize req.Header when loading git credential
Fixes #71687
Change-Id: I3d733a50b4451dfb571aba91a28387ba9e0614dc
Reviewed-on: https://go-review.googlesource.com/c/go/+/647615
Reviewed-by: Michael Matloob <matloob@golang.org>
Reviewed-by: Sam Thanawalla <samthanawalla@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
(cherry picked from commit
58834c3ee08ea85b764c7cc3318ce7a68ea92cbd)
Reviewed-on: https://go-review.googlesource.com/c/go/+/648936
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
TryBot-Bypass: Dmitri Shuralyov <dmitshur@golang.org>
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>