$ git clone -n https://src.fedoraproject.org/rpms/golang-github-weppos-publicsuffix.git /var/lib/mock/f39-build-1505106-35105/root/chroot_tmpdir/scmroot/golang-github-weppos-publicsuffix
Cloning into '/var/lib/mock/f39-build-1505106-35105/root/chroot_tmpdir/scmroot/golang-github-weppos-publicsuffix'...
$ git fetch origin 7951a710a087a32142f36592061a7fc2d9d2bca5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-weppos-publicsuffix
 * [new ref]         7951a710a087a32142f36592061a7fc2d9d2bca5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7951a71 Update to 0.30.1 - Closes rhbz#1949699 rhbz#2225887