$ git clone -n https://src.fedoraproject.org/rpms/perl-Devel-DProf.git /var/lib/mock/f45-build-23069-595/root/chroot_tmpdir/scmroot/perl-Devel-DProf
Cloning into '/var/lib/mock/f45-build-23069-595/root/chroot_tmpdir/scmroot/perl-Devel-DProf'...
$ git fetch origin 2fb44bd87a63637c610576a8c18096684c5c09c5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Devel-DProf
 * [new ref]         2fb44bd87a63637c610576a8c18096684c5c09c5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2fb44bd Perl 5.44 rebuild