$ git clone -n https://src.fedoraproject.org/rpms/perl-MouseX-NativeTraits.git /var/lib/mock/f45-build-25210-610/root/chroot_tmpdir/scmroot/perl-MouseX-NativeTraits
Cloning into '/var/lib/mock/f45-build-25210-610/root/chroot_tmpdir/scmroot/perl-MouseX-NativeTraits'...
$ git fetch origin df6fb775607a4bb95899e368cbe9b7cb505e02ba:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-MouseX-NativeTraits
 * [new ref]         df6fb775607a4bb95899e368cbe9b7cb505e02ba -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at df6fb77 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild