$ git clone -n https://src.fedoraproject.org/rpms/golang-github-badoux-checkmail.git /var/lib/mock/f45-build-11759-434/root/chroot_tmpdir/scmroot/golang-github-badoux-checkmail
Cloning into '/var/lib/mock/f45-build-11759-434/root/chroot_tmpdir/scmroot/golang-github-badoux-checkmail'...
$ git fetch origin dfac93944f57afd9acc8fdae810e5d42d6108cd3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-badoux-checkmail
 * [new ref]         dfac93944f57afd9acc8fdae810e5d42d6108cd3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dfac939 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild