$ git clone -n https://src.fedoraproject.org/rpms/perl-Syntax-Keyword-Try.git /var/lib/mock/f41-build-816582-150267/root/chroot_tmpdir/scmroot/perl-Syntax-Keyword-Try
Cloning into '/var/lib/mock/f41-build-816582-150267/root/chroot_tmpdir/scmroot/perl-Syntax-Keyword-Try'...
$ git fetch origin bf51d49084a842c4856ea14dbd106d5dd6f81502:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Syntax-Keyword-Try
 * [new ref]         bf51d49084a842c4856ea14dbd106d5dd6f81502 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bf51d49 Perl 5.40 rebuild