$ git clone -n https://src.fedoraproject.org/rpms/perl-Net-SCP.git /var/lib/mock/f45-build-25379-610/root/chroot_tmpdir/scmroot/perl-Net-SCP
Cloning into '/var/lib/mock/f45-build-25379-610/root/chroot_tmpdir/scmroot/perl-Net-SCP'...
$ git fetch origin 3098abc4107e1ccef80caf718e96d58c479cf29e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Net-SCP
 * [new ref]         3098abc4107e1ccef80caf718e96d58c479cf29e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3098abc Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild