$ git clone -n https://src.fedoraproject.org/rpms/globus-gass-transfer.git /var/lib/mock/f45-build-11204-428/root/chroot_tmpdir/scmroot/globus-gass-transfer
Cloning into '/var/lib/mock/f45-build-11204-428/root/chroot_tmpdir/scmroot/globus-gass-transfer'...
$ git fetch origin cb77c45882c07c5bd612962679e1224d84154896:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/globus-gass-transfer
 * [new ref]         cb77c45882c07c5bd612962679e1224d84154896 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cb77c45 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild