$ git clone -n https://src.fedoraproject.org/rpms/perl-Module-Install-Copyright.git /var/lib/mock/f41-build-side-1-2781587-32531/root/chroot_tmpdir/scmroot/perl-Module-Install-Copyright
Cloning into '/var/lib/mock/f41-build-side-1-2781587-32531/root/chroot_tmpdir/scmroot/perl-Module-Install-Copyright'...
$ git fetch origin 155873494d4ca799eef3e16371138da475c585b7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Module-Install-Copyright
 * [new ref]         155873494d4ca799eef3e16371138da475c585b7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1558734 convert license to SPDX