$ git clone -n https://src.fedoraproject.org/rpms/gyazo.git /var/lib/mock/f45-build-13295-448/root/chroot_tmpdir/scmroot/gyazo
Cloning into '/var/lib/mock/f45-build-13295-448/root/chroot_tmpdir/scmroot/gyazo'...
$ git fetch origin 751080d08ac7aabd80c5dc65301da56f185c0a68:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gyazo
 * [new ref]         751080d08ac7aabd80c5dc65301da56f185c0a68 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 751080d Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild