$ git clone -n https://src.fedoraproject.org/rpms/sta.git /var/lib/mock/f45-build-36442-704/root/chroot_tmpdir/scmroot/sta
Cloning into '/var/lib/mock/f45-build-36442-704/root/chroot_tmpdir/scmroot/sta'...
$ git fetch origin d9b02fec514dbe9462a51b627e6c57c03c360a5f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/sta
 * [new ref]         d9b02fec514dbe9462a51b627e6c57c03c360a5f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d9b02fe Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild