$ git clone -n https://src.fedoraproject.org/rpms/libnotify.git /var/lib/mock/f45-build-16651-489/root/chroot_tmpdir/scmroot/libnotify
Cloning into '/var/lib/mock/f45-build-16651-489/root/chroot_tmpdir/scmroot/libnotify'...
$ git fetch origin 33214da7e1dba13add4408773bd0a3c825a4d7e3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libnotify
 * [new ref]         33214da7e1dba13add4408773bd0a3c825a4d7e3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 33214da Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild