$ git clone -n https://src.fedoraproject.org/rpms/perl-Text-Aspell.git /var/lib/mock/f45-build-26985-620/root/chroot_tmpdir/scmroot/perl-Text-Aspell
Cloning into '/var/lib/mock/f45-build-26985-620/root/chroot_tmpdir/scmroot/perl-Text-Aspell'...
$ git fetch origin 4900ebb9a7f8a3cbfdaa959fadbdf6b7de0e754a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Text-Aspell
 * [new ref]         4900ebb9a7f8a3cbfdaa959fadbdf6b7de0e754a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4900ebb Perl 5.44 rebuild