$ git clone -n https://src.fedoraproject.org/rpms/perl-Test-Mock-LWP.git /var/lib/mock/f45-build-26773-619/root/chroot_tmpdir/scmroot/perl-Test-Mock-LWP
Cloning into '/var/lib/mock/f45-build-26773-619/root/chroot_tmpdir/scmroot/perl-Test-Mock-LWP'...
$ git fetch origin 2efe2c302266189cec3296e9e9209ac0adf98e7d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Test-Mock-LWP
 * [new ref]         2efe2c302266189cec3296e9e9209ac0adf98e7d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2efe2c3 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild