$ git clone -n https://src.fedoraproject.org/rpms/rubygem-settingslogic.git /var/lib/mock/f45-build-35310-694/root/chroot_tmpdir/scmroot/rubygem-settingslogic
Cloning into '/var/lib/mock/f45-build-35310-694/root/chroot_tmpdir/scmroot/rubygem-settingslogic'...
$ git fetch origin 08f94a7f6841b64a71d4fdebeea90662008fcd64:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rubygem-settingslogic
 * [new ref]         08f94a7f6841b64a71d4fdebeea90662008fcd64 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 08f94a7 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild