$ git clone -n https://src.fedoraproject.org/rpms/golang-github-hashicorp-memdb.git /var/lib/mock/f45-build-12011-437/root/chroot_tmpdir/scmroot/golang-github-hashicorp-memdb
Cloning into '/var/lib/mock/f45-build-12011-437/root/chroot_tmpdir/scmroot/golang-github-hashicorp-memdb'...
$ git fetch origin bfb9b8e253fab4091323df39faa3cffb7b9f506f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-hashicorp-memdb
 * [new ref]         bfb9b8e253fab4091323df39faa3cffb7b9f506f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bfb9b8e Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild