$ git clone -n https://src.fedoraproject.org/rpms/golang-github-grpc-ecosystem-gateway-2.git /var/lib/mock/f39-build-1923167-42998/root/chroot_tmpdir/scmroot/golang-github-grpc-ecosystem-gateway-2
Cloning into '/var/lib/mock/f39-build-1923167-42998/root/chroot_tmpdir/scmroot/golang-github-grpc-ecosystem-gateway-2'...
$ git fetch origin a72bf5e287b1a01a636f490bccde38c19d787f78:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-grpc-ecosystem-gateway-2
 * [new ref]         a72bf5e287b1a01a636f490bccde38c19d787f78 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a72bf5e Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild