$ git clone -n https://src.fedoraproject.org/rpms/golang-github-nats-io-nkeys.git /var/lib/mock/f40-build-781843-131878/root/chroot_tmpdir/scmroot/golang-github-nats-io-nkeys
Cloning into '/var/lib/mock/f40-build-781843-131878/root/chroot_tmpdir/scmroot/golang-github-nats-io-nkeys'...
$ git fetch origin 647e0886b416a1071ee1915a51ac158049560a5e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-nats-io-nkeys
 * [new ref]         647e0886b416a1071ee1915a51ac158049560a5e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 647e088 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild