$ git clone -n https://src.fedoraproject.org/rpms/golang-github-grpc-ecosystem-gateway.git /var/lib/mock/f39-build-1675944-40920/root/chroot_tmpdir/scmroot/golang-github-grpc-ecosystem-gateway
Cloning into '/var/lib/mock/f39-build-1675944-40920/root/chroot_tmpdir/scmroot/golang-github-grpc-ecosystem-gateway'...
$ git fetch origin ce50c7e8758cc7e93819e4e431433c799bb0d43d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-grpc-ecosystem-gateway
 * [new ref]         ce50c7e8758cc7e93819e4e431433c799bb0d43d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ce50c7e Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild