$ git clone -n https://src.fedoraproject.org/rpms/perl-Test2-Plugin-NoWarnings.git /var/lib/mock/f45-build-26908-620/root/chroot_tmpdir/scmroot/perl-Test2-Plugin-NoWarnings
Cloning into '/var/lib/mock/f45-build-26908-620/root/chroot_tmpdir/scmroot/perl-Test2-Plugin-NoWarnings'...
$ git fetch origin 5f7b4886129587d39a8574576bc4541eb9ec855c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Test2-Plugin-NoWarnings
 * [new ref]         5f7b4886129587d39a8574576bc4541eb9ec855c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5f7b488 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild