$ git clone -n https://src.fedoraproject.org/rpms/perl-Test2-Plugin-UUID.git /var/lib/mock/f45-build-26916-620/root/chroot_tmpdir/scmroot/perl-Test2-Plugin-UUID
Cloning into '/var/lib/mock/f45-build-26916-620/root/chroot_tmpdir/scmroot/perl-Test2-Plugin-UUID'...
$ git fetch origin ec85067e4211c086cf677685e2c3f9f62df3dfda:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Test2-Plugin-UUID
 * [new ref]         ec85067e4211c086cf677685e2c3f9f62df3dfda -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ec85067 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild