$ git clone -n https://src.fedoraproject.org/rpms/guile.git /var/lib/mock/f38-build-side-42-init-devel-570773-25910/root/chroot_tmpdir/scmroot/guile
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-570773-25910/root/chroot_tmpdir/scmroot/guile'...
fatal: unable to access 'https://src.fedoraproject.org/rpms/guile.git/': Error in the HTTP2 framing layer