$ git clone -n https://src.fedoraproject.org/rpms/perl-Text-CharWidth.git /var/lib/mock/f45-build-26917-620/root/chroot_tmpdir/scmroot/perl-Text-CharWidth
Cloning into '/var/lib/mock/f45-build-26917-620/root/chroot_tmpdir/scmroot/perl-Text-CharWidth'...
$ git fetch origin 3ec6a97f77741e93c80c1121aa66a17f2269795c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Text-CharWidth
 * [new ref]         3ec6a97f77741e93c80c1121aa66a17f2269795c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3ec6a97 Perl 5.44 rebuild