$ git clone -n https://src.fedoraproject.org/rpms/gsmartcontrol.git /var/lib/mock/f45-build-13078-446/root/chroot_tmpdir/scmroot/gsmartcontrol
Cloning into '/var/lib/mock/f45-build-13078-446/root/chroot_tmpdir/scmroot/gsmartcontrol'...
$ git fetch origin 5629a84d552a71aaeec2f44bbadf976d7387050c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gsmartcontrol
 * [new ref]         5629a84d552a71aaeec2f44bbadf976d7387050c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5629a84 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild